Home / 47,627.40-71,444.08-12,567.10

Finding the Fourth Proportional to 47,627.40, 71,444.08 and 12,567.10

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Solution

The fourth proportional to 47,627.40, 71,444.08 and 12,567.10 is: 18,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.40 : 71,444.08 = 12,567.10 : x
  2. Step 2: Convert to fraction form
    47,627.40/71,444.08 = 12,567.10/x
  3. Step 3: Cross multiply
    47,627.40x = 71,444.08 × 12,567.10
  4. Step 4: Simplify right side
    47,627.40x = 897,844,897.77
  5. Step 5: Solve for x
    x = 897,844,897.77/47,627.40
  6. Step 6: Final answer
    x = 18,851.44

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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.