Home / 22,575.37-31,152.64-12,503.21

Finding the Fourth Proportional to 22,575.37, 31,152.64 and 12,503.21

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Solution

The fourth proportional to 22,575.37, 31,152.64 and 12,503.21 is: 17,253.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.37 : 31,152.64 = 12,503.21 : x
  2. Step 2: Convert to fraction form
    22,575.37/31,152.64 = 12,503.21/x
  3. Step 3: Cross multiply
    22,575.37x = 31,152.64 × 12,503.21
  4. Step 4: Simplify right side
    22,575.37x = 389,507,812.95
  5. Step 5: Solve for x
    x = 389,507,812.95/22,575.37
  6. Step 6: Final answer
    x = 17,253.66

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.