Home / 38,061.02-57,017.68-28,047.60

Finding the Fourth Proportional to 38,061.02, 57,017.68 and 28,047.60

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Solution

The fourth proportional to 38,061.02, 57,017.68 and 28,047.60 is: 42,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.02 : 57,017.68 = 28,047.60 : x
  2. Step 2: Convert to fraction form
    38,061.02/57,017.68 = 28,047.60/x
  3. Step 3: Cross multiply
    38,061.02x = 57,017.68 × 28,047.60
  4. Step 4: Simplify right side
    38,061.02x = 1,599,209,081.57
  5. Step 5: Solve for x
    x = 1,599,209,081.57/38,061.02
  6. Step 6: Final answer
    x = 42,016.98

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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.