Home / 44,432.04-66,643.20-13,260

Finding the Fourth Proportional to 44,432.04, 66,643.20 and 13,260

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Solution

The fourth proportional to 44,432.04, 66,643.20 and 13,260 is: 19,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,432.04 : 66,643.20 = 13,260 : x
  2. Step 2: Convert to fraction form
    44,432.04/66,643.20 = 13,260/x
  3. Step 3: Cross multiply
    44,432.04x = 66,643.20 × 13,260
  4. Step 4: Simplify right side
    44,432.04x = 883,688,832
  5. Step 5: Solve for x
    x = 883,688,832/44,432.04
  6. Step 6: Final answer
    x = 19,888.55

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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.