Home / 21,465.93-32,208.17-11,612.15

Finding the Fourth Proportional to 21,465.93, 32,208.17 and 11,612.15

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Solution

The fourth proportional to 21,465.93, 32,208.17 and 11,612.15 is: 17,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465.93 : 32,208.17 = 11,612.15 : x
  2. Step 2: Convert to fraction form
    21,465.93/32,208.17 = 11,612.15/x
  3. Step 3: Cross multiply
    21,465.93x = 32,208.17 × 11,612.15
  4. Step 4: Simplify right side
    21,465.93x = 374,005,882.16
  5. Step 5: Solve for x
    x = 374,005,882.16/21,465.93
  6. Step 6: Final answer
    x = 17,423.23

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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.