Home / 47,277.90-70,830.45-38,465.10

Finding the Fourth Proportional to 47,277.90, 70,830.45 and 38,465.10

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Solution

The fourth proportional to 47,277.90, 70,830.45 and 38,465.10 is: 57,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,277.90 : 70,830.45 = 38,465.10 : x
  2. Step 2: Convert to fraction form
    47,277.90/70,830.45 = 38,465.10/x
  3. Step 3: Cross multiply
    47,277.90x = 70,830.45 × 38,465.10
  4. Step 4: Simplify right side
    47,277.90x = 2,724,500,342.30
  5. Step 5: Solve for x
    x = 2,724,500,342.30/47,277.90
  6. Step 6: Final answer
    x = 57,627.36

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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.