Home / 14,715.31-21,934.35-13,534.33

Finding the Fourth Proportional to 14,715.31, 21,934.35 and 13,534.33

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Solution

The fourth proportional to 14,715.31, 21,934.35 and 13,534.33 is: 20,174.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.31 : 21,934.35 = 13,534.33 : x
  2. Step 2: Convert to fraction form
    14,715.31/21,934.35 = 13,534.33/x
  3. Step 3: Cross multiply
    14,715.31x = 21,934.35 × 13,534.33
  4. Step 4: Simplify right side
    14,715.31x = 296,866,718.40
  5. Step 5: Solve for x
    x = 296,866,718.40/14,715.31
  6. Step 6: Final answer
    x = 20,174.00

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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.