Home / 27,484-37,923.60-15,543.52

Finding the Fourth Proportional to 27,484, 37,923.60 and 15,543.52

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Solution

The fourth proportional to 27,484, 37,923.60 and 15,543.52 is: 21,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484 : 37,923.60 = 15,543.52 : x
  2. Step 2: Convert to fraction form
    27,484/37,923.60 = 15,543.52/x
  3. Step 3: Cross multiply
    27,484x = 37,923.60 × 15,543.52
  4. Step 4: Simplify right side
    27,484x = 589,466,235.07
  5. Step 5: Solve for x
    x = 589,466,235.07/27,484
  6. Step 6: Final answer
    x = 21,447.61

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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.