Home / 13,763.55-19,001.58-9,061.50

Finding the Fourth Proportional to 13,763.55, 19,001.58 and 9,061.50

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Solution

The fourth proportional to 13,763.55, 19,001.58 and 9,061.50 is: 12,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763.55 : 19,001.58 = 9,061.50 : x
  2. Step 2: Convert to fraction form
    13,763.55/19,001.58 = 9,061.50/x
  3. Step 3: Cross multiply
    13,763.55x = 19,001.58 × 9,061.50
  4. Step 4: Simplify right side
    13,763.55x = 172,182,817.17
  5. Step 5: Solve for x
    x = 172,182,817.17/13,763.55
  6. Step 6: Final answer
    x = 12,510.06

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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.