Home / 57,298.59-79,070.56-31,803.63

Finding the Fourth Proportional to 57,298.59, 79,070.56 and 31,803.63

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Solution

The fourth proportional to 57,298.59, 79,070.56 and 31,803.63 is: 43,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,298.59 : 79,070.56 = 31,803.63 : x
  2. Step 2: Convert to fraction form
    57,298.59/79,070.56 = 31,803.63/x
  3. Step 3: Cross multiply
    57,298.59x = 79,070.56 × 31,803.63
  4. Step 4: Simplify right side
    57,298.59x = 2,514,730,834.13
  5. Step 5: Solve for x
    x = 2,514,730,834.13/57,298.59
  6. Step 6: Final answer
    x = 43,888.18

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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.