Home / 32,318.95-48,479.51-8,943.43

Finding the Fourth Proportional to 32,318.95, 48,479.51 and 8,943.43

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Solution

The fourth proportional to 32,318.95, 48,479.51 and 8,943.43 is: 13,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,318.95 : 48,479.51 = 8,943.43 : x
  2. Step 2: Convert to fraction form
    32,318.95/48,479.51 = 8,943.43/x
  3. Step 3: Cross multiply
    32,318.95x = 48,479.51 × 8,943.43
  4. Step 4: Simplify right side
    32,318.95x = 433,573,104.12
  5. Step 5: Solve for x
    x = 433,573,104.12/32,318.95
  6. Step 6: Final answer
    x = 13,415.45

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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.