Home / 15,991.12-23,937.47-10,432.50

Finding the Fourth Proportional to 15,991.12, 23,937.47 and 10,432.50

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Solution

The fourth proportional to 15,991.12, 23,937.47 and 10,432.50 is: 15,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,991.12 : 23,937.47 = 10,432.50 : x
  2. Step 2: Convert to fraction form
    15,991.12/23,937.47 = 10,432.50/x
  3. Step 3: Cross multiply
    15,991.12x = 23,937.47 × 10,432.50
  4. Step 4: Simplify right side
    15,991.12x = 249,727,611.65
  5. Step 5: Solve for x
    x = 249,727,611.65/15,991.12
  6. Step 6: Final answer
    x = 15,616.64

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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.