Home / 56,340.32-84,483.14-28,248.30

Finding the Fourth Proportional to 56,340.32, 84,483.14 and 28,248.30

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Solution

The fourth proportional to 56,340.32, 84,483.14 and 28,248.30 is: 42,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,340.32 : 84,483.14 = 28,248.30 : x
  2. Step 2: Convert to fraction form
    56,340.32/84,483.14 = 28,248.30/x
  3. Step 3: Cross multiply
    56,340.32x = 84,483.14 × 28,248.30
  4. Step 4: Simplify right side
    56,340.32x = 2,386,504,942.42
  5. Step 5: Solve for x
    x = 2,386,504,942.42/56,340.32
  6. Step 6: Final answer
    x = 42,358.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.