Home / 19,024.72-26,255.40-10,641.28

Finding the Fourth Proportional to 19,024.72, 26,255.40 and 10,641.28

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Solution

The fourth proportional to 19,024.72, 26,255.40 and 10,641.28 is: 14,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.72 : 26,255.40 = 10,641.28 : x
  2. Step 2: Convert to fraction form
    19,024.72/26,255.40 = 10,641.28/x
  3. Step 3: Cross multiply
    19,024.72x = 26,255.40 × 10,641.28
  4. Step 4: Simplify right side
    19,024.72x = 279,391,062.91
  5. Step 5: Solve for x
    x = 279,391,062.91/19,024.72
  6. Step 6: Final answer
    x = 14,685.69

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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.