Home / 15,987.84-22,073.49-10,325.13

Finding the Fourth Proportional to 15,987.84, 22,073.49 and 10,325.13

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Solution

The fourth proportional to 15,987.84, 22,073.49 and 10,325.13 is: 14,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987.84 : 22,073.49 = 10,325.13 : x
  2. Step 2: Convert to fraction form
    15,987.84/22,073.49 = 10,325.13/x
  3. Step 3: Cross multiply
    15,987.84x = 22,073.49 × 10,325.13
  4. Step 4: Simplify right side
    15,987.84x = 227,911,653.80
  5. Step 5: Solve for x
    x = 227,911,653.80/15,987.84
  6. Step 6: Final answer
    x = 14,255.31

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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.