Home / 15,790.53-23,681.07-13,010.31

Finding the Fourth Proportional to 15,790.53, 23,681.07 and 13,010.31

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Solution

The fourth proportional to 15,790.53, 23,681.07 and 13,010.31 is: 19,511.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790.53 : 23,681.07 = 13,010.31 : x
  2. Step 2: Convert to fraction form
    15,790.53/23,681.07 = 13,010.31/x
  3. Step 3: Cross multiply
    15,790.53x = 23,681.07 × 13,010.31
  4. Step 4: Simplify right side
    15,790.53x = 308,098,061.83
  5. Step 5: Solve for x
    x = 308,098,061.83/15,790.53
  6. Step 6: Final answer
    x = 19,511.57

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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.