Home / 19,521.84-26,940.10-10,569.35

Finding the Fourth Proportional to 19,521.84, 26,940.10 and 10,569.35

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Solution

The fourth proportional to 19,521.84, 26,940.10 and 10,569.35 is: 14,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.84 : 26,940.10 = 10,569.35 : x
  2. Step 2: Convert to fraction form
    19,521.84/26,940.10 = 10,569.35/x
  3. Step 3: Cross multiply
    19,521.84x = 26,940.10 × 10,569.35
  4. Step 4: Simplify right side
    19,521.84x = 284,739,345.94
  5. Step 5: Solve for x
    x = 284,739,345.94/19,521.84
  6. Step 6: Final answer
    x = 14,585.68

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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.