Home / 13,960.90-19,266.18-7,587.52

Finding the Fourth Proportional to 13,960.90, 19,266.18 and 7,587.52

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Solution

The fourth proportional to 13,960.90, 19,266.18 and 7,587.52 is: 10,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.90 : 19,266.18 = 7,587.52 : x
  2. Step 2: Convert to fraction form
    13,960.90/19,266.18 = 7,587.52/x
  3. Step 3: Cross multiply
    13,960.90x = 19,266.18 × 7,587.52
  4. Step 4: Simplify right side
    13,960.90x = 146,182,526.07
  5. Step 5: Solve for x
    x = 146,182,526.07/13,960.90
  6. Step 6: Final answer
    x = 10,470.85

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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.