Home / 52,029.60-78,044.40-25,752.80

Finding the Fourth Proportional to 52,029.60, 78,044.40 and 25,752.80

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Solution

The fourth proportional to 52,029.60, 78,044.40 and 25,752.80 is: 38,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.60 : 78,044.40 = 25,752.80 : x
  2. Step 2: Convert to fraction form
    52,029.60/78,044.40 = 25,752.80/x
  3. Step 3: Cross multiply
    52,029.60x = 78,044.40 × 25,752.80
  4. Step 4: Simplify right side
    52,029.60x = 2,009,861,824.32
  5. Step 5: Solve for x
    x = 2,009,861,824.32/52,029.60
  6. Step 6: Final answer
    x = 38,629.20

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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.