Home / 21,448.04-32,184.23-11,587.10

Finding the Fourth Proportional to 21,448.04, 32,184.23 and 11,587.10

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Solution

The fourth proportional to 21,448.04, 32,184.23 and 11,587.10 is: 17,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.04 : 32,184.23 = 11,587.10 : x
  2. Step 2: Convert to fraction form
    21,448.04/32,184.23 = 11,587.10/x
  3. Step 3: Cross multiply
    21,448.04x = 32,184.23 × 11,587.10
  4. Step 4: Simplify right side
    21,448.04x = 372,921,672.58
  5. Step 5: Solve for x
    x = 372,921,672.58/21,448.04
  6. Step 6: Final answer
    x = 17,387.22

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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.