Home / 38,182.02-52,697.51-21,191.72

Finding the Fourth Proportional to 38,182.02, 52,697.51 and 21,191.72

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Solution

The fourth proportional to 38,182.02, 52,697.51 and 21,191.72 is: 29,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,182.02 : 52,697.51 = 21,191.72 : x
  2. Step 2: Convert to fraction form
    38,182.02/52,697.51 = 21,191.72/x
  3. Step 3: Cross multiply
    38,182.02x = 52,697.51 × 21,191.72
  4. Step 4: Simplify right side
    38,182.02x = 1,116,750,507.17
  5. Step 5: Solve for x
    x = 1,116,750,507.17/38,182.02
  6. Step 6: Final answer
    x = 29,248.07

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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.