Home / 57,295.18-79,066.13-31,800.06

Finding the Fourth Proportional to 57,295.18, 79,066.13 and 31,800.06

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Solution

The fourth proportional to 57,295.18, 79,066.13 and 31,800.06 is: 43,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,295.18 : 79,066.13 = 31,800.06 : x
  2. Step 2: Convert to fraction form
    57,295.18/79,066.13 = 31,800.06/x
  3. Step 3: Cross multiply
    57,295.18x = 79,066.13 × 31,800.06
  4. Step 4: Simplify right side
    57,295.18x = 2,514,307,518.97
  5. Step 5: Solve for x
    x = 2,514,307,518.97/57,295.18
  6. Step 6: Final answer
    x = 43,883.40

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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.