Home / 55,460.68-76,543.66-31,589.57

Finding the Fourth Proportional to 55,460.68, 76,543.66 and 31,589.57

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Solution

The fourth proportional to 55,460.68, 76,543.66 and 31,589.57 is: 43,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.68 : 76,543.66 = 31,589.57 : x
  2. Step 2: Convert to fraction form
    55,460.68/76,543.66 = 31,589.57/x
  3. Step 3: Cross multiply
    55,460.68x = 76,543.66 × 31,589.57
  4. Step 4: Simplify right side
    55,460.68x = 2,417,981,305.63
  5. Step 5: Solve for x
    x = 2,417,981,305.63/55,460.68
  6. Step 6: Final answer
    x = 43,598.12

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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.