Home / 40,280.08-55,564.12-37,429.13

Finding the Fourth Proportional to 40,280.08, 55,564.12 and 37,429.13

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Solution

The fourth proportional to 40,280.08, 55,564.12 and 37,429.13 is: 51,631.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.08 : 55,564.12 = 37,429.13 : x
  2. Step 2: Convert to fraction form
    40,280.08/55,564.12 = 37,429.13/x
  3. Step 3: Cross multiply
    40,280.08x = 55,564.12 × 37,429.13
  4. Step 4: Simplify right side
    40,280.08x = 2,079,716,670.82
  5. Step 5: Solve for x
    x = 2,079,716,670.82/40,280.08
  6. Step 6: Final answer
    x = 51,631.39

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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.