Home / 22,575.39-31,152.02-12,503.64

Finding the Fourth Proportional to 22,575.39, 31,152.02 and 12,503.64

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Solution

The fourth proportional to 22,575.39, 31,152.02 and 12,503.64 is: 17,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.39 : 31,152.02 = 12,503.64 : x
  2. Step 2: Convert to fraction form
    22,575.39/31,152.02 = 12,503.64/x
  3. Step 3: Cross multiply
    22,575.39x = 31,152.02 × 12,503.64
  4. Step 4: Simplify right side
    22,575.39x = 389,513,643.35
  5. Step 5: Solve for x
    x = 389,513,643.35/22,575.39
  6. Step 6: Final answer
    x = 17,253.91

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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.