Home / 31,930.07-44,064.81-17,782.88

Finding the Fourth Proportional to 31,930.07, 44,064.81 and 17,782.88

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Solution

The fourth proportional to 31,930.07, 44,064.81 and 17,782.88 is: 24,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,930.07 : 44,064.81 = 17,782.88 : x
  2. Step 2: Convert to fraction form
    31,930.07/44,064.81 = 17,782.88/x
  3. Step 3: Cross multiply
    31,930.07x = 44,064.81 × 17,782.88
  4. Step 4: Simplify right side
    31,930.07x = 783,599,008.13
  5. Step 5: Solve for x
    x = 783,599,008.13/31,930.07
  6. Step 6: Final answer
    x = 24,541.10

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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.