Home / 21,387.79-32,080.14-6,595.16

Finding the Fourth Proportional to 21,387.79, 32,080.14 and 6,595.16

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Solution

The fourth proportional to 21,387.79, 32,080.14 and 6,595.16 is: 9,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387.79 : 32,080.14 = 6,595.16 : x
  2. Step 2: Convert to fraction form
    21,387.79/32,080.14 = 6,595.16/x
  3. Step 3: Cross multiply
    21,387.79x = 32,080.14 × 6,595.16
  4. Step 4: Simplify right side
    21,387.79x = 211,573,656.12
  5. Step 5: Solve for x
    x = 211,573,656.12/21,387.79
  6. Step 6: Final answer
    x = 9,892.26

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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.