Home / 47,315.43-70,973.16-19,250.76

Finding the Fourth Proportional to 47,315.43, 70,973.16 and 19,250.76

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Solution

The fourth proportional to 47,315.43, 70,973.16 and 19,250.76 is: 28,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.43 : 70,973.16 = 19,250.76 : x
  2. Step 2: Convert to fraction form
    47,315.43/70,973.16 = 19,250.76/x
  3. Step 3: Cross multiply
    47,315.43x = 70,973.16 × 19,250.76
  4. Step 4: Simplify right side
    47,315.43x = 1,366,287,269.60
  5. Step 5: Solve for x
    x = 1,366,287,269.60/47,315.43
  6. Step 6: Final answer
    x = 28,876.15

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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.