Home / 14,730.30-20,332.38-9,066.78

Finding the Fourth Proportional to 14,730.30, 20,332.38 and 9,066.78

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Solution

The fourth proportional to 14,730.30, 20,332.38 and 9,066.78 is: 12,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.30 : 20,332.38 = 9,066.78 : x
  2. Step 2: Convert to fraction form
    14,730.30/20,332.38 = 9,066.78/x
  3. Step 3: Cross multiply
    14,730.30x = 20,332.38 × 9,066.78
  4. Step 4: Simplify right side
    14,730.30x = 184,349,216.34
  5. Step 5: Solve for x
    x = 184,349,216.34/14,730.30
  6. Step 6: Final answer
    x = 12,514.97

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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.