Home / 63,011.09-86,952.77-34,330.98

Finding the Fourth Proportional to 63,011.09, 86,952.77 and 34,330.98

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Solution

The fourth proportional to 63,011.09, 86,952.77 and 34,330.98 is: 47,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,011.09 : 86,952.77 = 34,330.98 : x
  2. Step 2: Convert to fraction form
    63,011.09/86,952.77 = 34,330.98/x
  3. Step 3: Cross multiply
    63,011.09x = 86,952.77 × 34,330.98
  4. Step 4: Simplify right side
    63,011.09x = 2,985,173,438.83
  5. Step 5: Solve for x
    x = 2,985,173,438.83/63,011.09
  6. Step 6: Final answer
    x = 47,375.37

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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.