Home / 15,987.49-22,062.30-10,022.41

Finding the Fourth Proportional to 15,987.49, 22,062.30 and 10,022.41

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Solution

The fourth proportional to 15,987.49, 22,062.30 and 10,022.41 is: 13,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987.49 : 22,062.30 = 10,022.41 : x
  2. Step 2: Convert to fraction form
    15,987.49/22,062.30 = 10,022.41/x
  3. Step 3: Cross multiply
    15,987.49x = 22,062.30 × 10,022.41
  4. Step 4: Simplify right side
    15,987.49x = 221,117,416.14
  5. Step 5: Solve for x
    x = 221,117,416.14/15,987.49
  6. Step 6: Final answer
    x = 13,830.65

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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.