Home / 23,172.04-31,966.14-13,733.92

Finding the Fourth Proportional to 23,172.04, 31,966.14 and 13,733.92

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Solution

The fourth proportional to 23,172.04, 31,966.14 and 13,733.92 is: 18,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172.04 : 31,966.14 = 13,733.92 : x
  2. Step 2: Convert to fraction form
    23,172.04/31,966.14 = 13,733.92/x
  3. Step 3: Cross multiply
    23,172.04x = 31,966.14 × 13,733.92
  4. Step 4: Simplify right side
    23,172.04x = 439,020,409.47
  5. Step 5: Solve for x
    x = 439,020,409.47/23,172.04
  6. Step 6: Final answer
    x = 18,946.13

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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.