Home / 56,770.34-85,155.50-15,218.42

Finding the Fourth Proportional to 56,770.34, 85,155.50 and 15,218.42

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Solution

The fourth proportional to 56,770.34, 85,155.50 and 15,218.42 is: 22,827.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,770.34 : 85,155.50 = 15,218.42 : x
  2. Step 2: Convert to fraction form
    56,770.34/85,155.50 = 15,218.42/x
  3. Step 3: Cross multiply
    56,770.34x = 85,155.50 × 15,218.42
  4. Step 4: Simplify right side
    56,770.34x = 1,295,931,776.58
  5. Step 5: Solve for x
    x = 1,295,931,776.58/56,770.34
  6. Step 6: Final answer
    x = 22,827.62

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1.5x scale

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.