Home / 14,441.16-21,557.19-13,359

Finding the Fourth Proportional to 14,441.16, 21,557.19 and 13,359

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Solution

The fourth proportional to 14,441.16, 21,557.19 and 13,359 is: 19,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.16 : 21,557.19 = 13,359 : x
  2. Step 2: Convert to fraction form
    14,441.16/21,557.19 = 13,359/x
  3. Step 3: Cross multiply
    14,441.16x = 21,557.19 × 13,359
  4. Step 4: Simplify right side
    14,441.16x = 287,982,501.21
  5. Step 5: Solve for x
    x = 287,982,501.21/14,441.16
  6. Step 6: Final answer
    x = 19,941.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.