Home / 15,127.29-22,707.27-12,798.14

Finding the Fourth Proportional to 15,127.29, 22,707.27 and 12,798.14

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Solution

The fourth proportional to 15,127.29, 22,707.27 and 12,798.14 is: 19,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127.29 : 22,707.27 = 12,798.14 : x
  2. Step 2: Convert to fraction form
    15,127.29/22,707.27 = 12,798.14/x
  3. Step 3: Cross multiply
    15,127.29x = 22,707.27 × 12,798.14
  4. Step 4: Simplify right side
    15,127.29x = 290,610,706.94
  5. Step 5: Solve for x
    x = 290,610,706.94/15,127.29
  6. Step 6: Final answer
    x = 19,211.02

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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.