Home / 63,377.34-87,462.10-34,698.21

Finding the Fourth Proportional to 63,377.34, 87,462.10 and 34,698.21

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Solution

The fourth proportional to 63,377.34, 87,462.10 and 34,698.21 is: 47,884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,377.34 : 87,462.10 = 34,698.21 : x
  2. Step 2: Convert to fraction form
    63,377.34/87,462.10 = 34,698.21/x
  3. Step 3: Cross multiply
    63,377.34x = 87,462.10 × 34,698.21
  4. Step 4: Simplify right side
    63,377.34x = 3,034,778,163.17
  5. Step 5: Solve for x
    x = 3,034,778,163.17/63,377.34
  6. Step 6: Final answer
    x = 47,884.28

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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.