Home / 53,015.02-79,505.52-23,432.20

Finding the Fourth Proportional to 53,015.02, 79,505.52 and 23,432.20

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Solution

The fourth proportional to 53,015.02, 79,505.52 and 23,432.20 is: 35,140.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,015.02 : 79,505.52 = 23,432.20 : x
  2. Step 2: Convert to fraction form
    53,015.02/79,505.52 = 23,432.20/x
  3. Step 3: Cross multiply
    53,015.02x = 79,505.52 × 23,432.20
  4. Step 4: Simplify right side
    53,015.02x = 1,862,989,245.74
  5. Step 5: Solve for x
    x = 1,862,989,245.74/53,015.02
  6. Step 6: Final answer
    x = 35,140.78

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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.