Home / 25,693.48-35,458.02-15,082.60

Finding the Fourth Proportional to 25,693.48, 35,458.02 and 15,082.60

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Solution

The fourth proportional to 25,693.48, 35,458.02 and 15,082.60 is: 20,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.48 : 35,458.02 = 15,082.60 : x
  2. Step 2: Convert to fraction form
    25,693.48/35,458.02 = 15,082.60/x
  3. Step 3: Cross multiply
    25,693.48x = 35,458.02 × 15,082.60
  4. Step 4: Simplify right side
    25,693.48x = 534,799,132.45
  5. Step 5: Solve for x
    x = 534,799,132.45/25,693.48
  6. Step 6: Final answer
    x = 20,814.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.