Home / 39,358.04-59,036.84-9,775.86

Finding the Fourth Proportional to 39,358.04, 59,036.84 and 9,775.86

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Solution

The fourth proportional to 39,358.04, 59,036.84 and 9,775.86 is: 14,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,358.04 : 59,036.84 = 9,775.86 : x
  2. Step 2: Convert to fraction form
    39,358.04/59,036.84 = 9,775.86/x
  3. Step 3: Cross multiply
    39,358.04x = 59,036.84 × 9,775.86
  4. Step 4: Simplify right side
    39,358.04x = 577,135,882.68
  5. Step 5: Solve for x
    x = 577,135,882.68/39,358.04
  6. Step 6: Final answer
    x = 14,663.74

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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.