Home / 19,521.86-26,939.98-10,569.13

Finding the Fourth Proportional to 19,521.86, 26,939.98 and 10,569.13

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Solution

The fourth proportional to 19,521.86, 26,939.98 and 10,569.13 is: 14,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.86 : 26,939.98 = 10,569.13 : x
  2. Step 2: Convert to fraction form
    19,521.86/26,939.98 = 10,569.13/x
  3. Step 3: Cross multiply
    19,521.86x = 26,939.98 × 10,569.13
  4. Step 4: Simplify right side
    19,521.86x = 284,732,150.82
  5. Step 5: Solve for x
    x = 284,732,150.82/19,521.86
  6. Step 6: Final answer
    x = 14,585.30

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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.