Home / 15,977.39-22,044.02-10,315.35

Finding the Fourth Proportional to 15,977.39, 22,044.02 and 10,315.35

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Solution

The fourth proportional to 15,977.39, 22,044.02 and 10,315.35 is: 14,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.39 : 22,044.02 = 10,315.35 : x
  2. Step 2: Convert to fraction form
    15,977.39/22,044.02 = 10,315.35/x
  3. Step 3: Cross multiply
    15,977.39x = 22,044.02 × 10,315.35
  4. Step 4: Simplify right side
    15,977.39x = 227,391,730.13
  5. Step 5: Solve for x
    x = 227,391,730.13/15,977.39
  6. Step 6: Final answer
    x = 14,232.10

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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.