Home / 47,136.18-70,695.60-19,048.92

Finding the Fourth Proportional to 47,136.18, 70,695.60 and 19,048.92

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Solution

The fourth proportional to 47,136.18, 70,695.60 and 19,048.92 is: 28,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.18 : 70,695.60 = 19,048.92 : x
  2. Step 2: Convert to fraction form
    47,136.18/70,695.60 = 19,048.92/x
  3. Step 3: Cross multiply
    47,136.18x = 70,695.60 × 19,048.92
  4. Step 4: Simplify right side
    47,136.18x = 1,346,674,828.75
  5. Step 5: Solve for x
    x = 1,346,674,828.75/47,136.18
  6. Step 6: Final answer
    x = 28,569.88

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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.