Home / 25,110.80-37,666.20-22,389.20

Finding the Fourth Proportional to 25,110.80, 37,666.20 and 22,389.20

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Solution

The fourth proportional to 25,110.80, 37,666.20 and 22,389.20 is: 33,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.80 : 37,666.20 = 22,389.20 : x
  2. Step 2: Convert to fraction form
    25,110.80/37,666.20 = 22,389.20/x
  3. Step 3: Cross multiply
    25,110.80x = 37,666.20 × 22,389.20
  4. Step 4: Simplify right side
    25,110.80x = 843,316,085.04
  5. Step 5: Solve for x
    x = 843,316,085.04/25,110.80
  6. Step 6: Final answer
    x = 33,583.80

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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.