Home / 42,965.08-64,432.23-14,877.59

Finding the Fourth Proportional to 42,965.08, 64,432.23 and 14,877.59

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Solution

The fourth proportional to 42,965.08, 64,432.23 and 14,877.59 is: 22,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,965.08 : 64,432.23 = 14,877.59 : x
  2. Step 2: Convert to fraction form
    42,965.08/64,432.23 = 14,877.59/x
  3. Step 3: Cross multiply
    42,965.08x = 64,432.23 × 14,877.59
  4. Step 4: Simplify right side
    42,965.08x = 958,596,285.20
  5. Step 5: Solve for x
    x = 958,596,285.20/42,965.08
  6. Step 6: Final answer
    x = 22,311.05

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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.