Home / 27,139.79-37,471.18-16,946.34

Finding the Fourth Proportional to 27,139.79, 37,471.18 and 16,946.34

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Solution

The fourth proportional to 27,139.79, 37,471.18 and 16,946.34 is: 23,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,139.79 : 37,471.18 = 16,946.34 : x
  2. Step 2: Convert to fraction form
    27,139.79/37,471.18 = 16,946.34/x
  3. Step 3: Cross multiply
    27,139.79x = 37,471.18 × 16,946.34
  4. Step 4: Simplify right side
    27,139.79x = 634,999,356.48
  5. Step 5: Solve for x
    x = 634,999,356.48/27,139.79
  6. Step 6: Final answer
    x = 23,397.36

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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.