Home / 55,613.58-76,746.76-30,463.08

Finding the Fourth Proportional to 55,613.58, 76,746.76 and 30,463.08

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Solution

The fourth proportional to 55,613.58, 76,746.76 and 30,463.08 is: 42,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613.58 : 76,746.76 = 30,463.08 : x
  2. Step 2: Convert to fraction form
    55,613.58/76,746.76 = 30,463.08/x
  3. Step 3: Cross multiply
    55,613.58x = 76,746.76 × 30,463.08
  4. Step 4: Simplify right side
    55,613.58x = 2,337,942,689.62
  5. Step 5: Solve for x
    x = 2,337,942,689.62/55,613.58
  6. Step 6: Final answer
    x = 42,039.06

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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.