Home / 15,117.06-22,642.47-10,721.19

Finding the Fourth Proportional to 15,117.06, 22,642.47 and 10,721.19

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Solution

The fourth proportional to 15,117.06, 22,642.47 and 10,721.19 is: 16,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117.06 : 22,642.47 = 10,721.19 : x
  2. Step 2: Convert to fraction form
    15,117.06/22,642.47 = 10,721.19/x
  3. Step 3: Cross multiply
    15,117.06x = 22,642.47 × 10,721.19
  4. Step 4: Simplify right side
    15,117.06x = 242,754,222.94
  5. Step 5: Solve for x
    x = 242,754,222.94/15,117.06
  6. Step 6: Final answer
    x = 16,058.30

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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.