Home / 19,233.47-28,833.64-7,543.91

Finding the Fourth Proportional to 19,233.47, 28,833.64 and 7,543.91

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Solution

The fourth proportional to 19,233.47, 28,833.64 and 7,543.91 is: 11,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.47 : 28,833.64 = 7,543.91 : x
  2. Step 2: Convert to fraction form
    19,233.47/28,833.64 = 7,543.91/x
  3. Step 3: Cross multiply
    19,233.47x = 28,833.64 × 7,543.91
  4. Step 4: Simplify right side
    19,233.47x = 217,518,222.10
  5. Step 5: Solve for x
    x = 217,518,222.10/19,233.47
  6. Step 6: Final answer
    x = 11,309.36

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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.