Home / 55,475.22-76,547.24-31,598.86

Finding the Fourth Proportional to 55,475.22, 76,547.24 and 31,598.86

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Solution

The fourth proportional to 55,475.22, 76,547.24 and 31,598.86 is: 43,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,475.22 : 76,547.24 = 31,598.86 : x
  2. Step 2: Convert to fraction form
    55,475.22/76,547.24 = 31,598.86/x
  3. Step 3: Cross multiply
    55,475.22x = 76,547.24 × 31,598.86
  4. Step 4: Simplify right side
    55,475.22x = 2,418,805,520.15
  5. Step 5: Solve for x
    x = 2,418,805,520.15/55,475.22
  6. Step 6: Final answer
    x = 43,601.55

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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.