Home / 19,394.83-29,065.13-10,490.94

Finding the Fourth Proportional to 19,394.83, 29,065.13 and 10,490.94

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Solution

The fourth proportional to 19,394.83, 29,065.13 and 10,490.94 is: 15,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.83 : 29,065.13 = 10,490.94 : x
  2. Step 2: Convert to fraction form
    19,394.83/29,065.13 = 10,490.94/x
  3. Step 3: Cross multiply
    19,394.83x = 29,065.13 × 10,490.94
  4. Step 4: Simplify right side
    19,394.83x = 304,920,521.81
  5. Step 5: Solve for x
    x = 304,920,521.81/19,394.83
  6. Step 6: Final answer
    x = 15,721.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.