Home / 19,521.76-26,939.70-10,569.19

Finding the Fourth Proportional to 19,521.76, 26,939.70 and 10,569.19

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Solution

The fourth proportional to 19,521.76, 26,939.70 and 10,569.19 is: 14,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.76 : 26,939.70 = 10,569.19 : x
  2. Step 2: Convert to fraction form
    19,521.76/26,939.70 = 10,569.19/x
  3. Step 3: Cross multiply
    19,521.76x = 26,939.70 × 10,569.19
  4. Step 4: Simplify right side
    19,521.76x = 284,730,807.84
  5. Step 5: Solve for x
    x = 284,730,807.84/19,521.76
  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.