Home / 24,275.78-33,501.21-13,665.80

Finding the Fourth Proportional to 24,275.78, 33,501.21 and 13,665.80

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Solution

The fourth proportional to 24,275.78, 33,501.21 and 13,665.80 is: 18,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,275.78 : 33,501.21 = 13,665.80 : x
  2. Step 2: Convert to fraction form
    24,275.78/33,501.21 = 13,665.80/x
  3. Step 3: Cross multiply
    24,275.78x = 33,501.21 × 13,665.80
  4. Step 4: Simplify right side
    24,275.78x = 457,820,835.62
  5. Step 5: Solve for x
    x = 457,820,835.62/24,275.78
  6. Step 6: Final answer
    x = 18,859.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.