Home / 24,133.79-33,127.04-21,421.91

Finding the Fourth Proportional to 24,133.79, 33,127.04 and 21,421.91

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Solution

The fourth proportional to 24,133.79, 33,127.04 and 21,421.91 is: 29,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,133.79 : 33,127.04 = 21,421.91 : x
  2. Step 2: Convert to fraction form
    24,133.79/33,127.04 = 21,421.91/x
  3. Step 3: Cross multiply
    24,133.79x = 33,127.04 × 21,421.91
  4. Step 4: Simplify right side
    24,133.79x = 709,644,196.70
  5. Step 5: Solve for x
    x = 709,644,196.70/24,133.79
  6. Step 6: Final answer
    x = 29,404.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.