Home / 13,810.61-19,065.85-10,737.65

Finding the Fourth Proportional to 13,810.61, 19,065.85 and 10,737.65

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Solution

The fourth proportional to 13,810.61, 19,065.85 and 10,737.65 is: 14,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810.61 : 19,065.85 = 10,737.65 : x
  2. Step 2: Convert to fraction form
    13,810.61/19,065.85 = 10,737.65/x
  3. Step 3: Cross multiply
    13,810.61x = 19,065.85 × 10,737.65
  4. Step 4: Simplify right side
    13,810.61x = 204,722,337.83
  5. Step 5: Solve for x
    x = 204,722,337.83/13,810.61
  6. Step 6: Final answer
    x = 14,823.56

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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.