Home / 38,017.28-56,990.63-18,036.15

Finding the Fourth Proportional to 38,017.28, 56,990.63 and 18,036.15

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Solution

The fourth proportional to 38,017.28, 56,990.63 and 18,036.15 is: 27,037.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,017.28 : 56,990.63 = 18,036.15 : x
  2. Step 2: Convert to fraction form
    38,017.28/56,990.63 = 18,036.15/x
  3. Step 3: Cross multiply
    38,017.28x = 56,990.63 × 18,036.15
  4. Step 4: Simplify right side
    38,017.28x = 1,027,891,461.09
  5. Step 5: Solve for x
    x = 1,027,891,461.09/38,017.28
  6. Step 6: Final answer
    x = 27,037.48

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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.