Home / 35,709.90-53,565.26-12,330.88

Finding the Fourth Proportional to 35,709.90, 53,565.26 and 12,330.88

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Solution

The fourth proportional to 35,709.90, 53,565.26 and 12,330.88 is: 18,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.90 : 53,565.26 = 12,330.88 : x
  2. Step 2: Convert to fraction form
    35,709.90/53,565.26 = 12,330.88/x
  3. Step 3: Cross multiply
    35,709.90x = 53,565.26 × 12,330.88
  4. Step 4: Simplify right side
    35,709.90x = 660,506,793.23
  5. Step 5: Solve for x
    x = 660,506,793.23/35,709.90
  6. Step 6: Final answer
    x = 18,496.46

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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.