Home / 63,011.20-86,956.48-34,716.48

Finding the Fourth Proportional to 63,011.20, 86,956.48 and 34,716.48

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Solution

The fourth proportional to 63,011.20, 86,956.48 and 34,716.48 is: 47,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,011.20 : 86,956.48 = 34,716.48 : x
  2. Step 2: Convert to fraction form
    63,011.20/86,956.48 = 34,716.48/x
  3. Step 3: Cross multiply
    63,011.20x = 86,956.48 × 34,716.48
  4. Step 4: Simplify right side
    63,011.20x = 3,018,822,898.79
  5. Step 5: Solve for x
    x = 3,018,822,898.79/63,011.20
  6. Step 6: Final answer
    x = 47,909.31

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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.