Home / 21,044.04-31,559.78-17,337.08

Finding the Fourth Proportional to 21,044.04, 31,559.78 and 17,337.08

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Solution

The fourth proportional to 21,044.04, 31,559.78 and 17,337.08 is: 26,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.04 : 31,559.78 = 17,337.08 : x
  2. Step 2: Convert to fraction form
    21,044.04/31,559.78 = 17,337.08/x
  3. Step 3: Cross multiply
    21,044.04x = 31,559.78 × 17,337.08
  4. Step 4: Simplify right side
    21,044.04x = 547,154,430.64
  5. Step 5: Solve for x
    x = 547,154,430.64/21,044.04
  6. Step 6: Final answer
    x = 26,000.45

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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.