Home / 44,347.16-66,531.78-13,182.40

Finding the Fourth Proportional to 44,347.16, 66,531.78 and 13,182.40

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Solution

The fourth proportional to 44,347.16, 66,531.78 and 13,182.40 is: 19,776.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,347.16 : 66,531.78 = 13,182.40 : x
  2. Step 2: Convert to fraction form
    44,347.16/66,531.78 = 13,182.40/x
  3. Step 3: Cross multiply
    44,347.16x = 66,531.78 × 13,182.40
  4. Step 4: Simplify right side
    44,347.16x = 877,048,536.67
  5. Step 5: Solve for x
    x = 877,048,536.67/44,347.16
  6. Step 6: Final answer
    x = 19,776.88

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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.