Home / 22,575.17-31,153.65-13,014.99

Finding the Fourth Proportional to 22,575.17, 31,153.65 and 13,014.99

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Solution

The fourth proportional to 22,575.17, 31,153.65 and 13,014.99 is: 17,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.17 : 31,153.65 = 13,014.99 : x
  2. Step 2: Convert to fraction form
    22,575.17/31,153.65 = 13,014.99/x
  3. Step 3: Cross multiply
    22,575.17x = 31,153.65 × 13,014.99
  4. Step 4: Simplify right side
    22,575.17x = 405,464,443.21
  5. Step 5: Solve for x
    x = 405,464,443.21/22,575.17
  6. Step 6: Final answer
    x = 17,960.64

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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.