Home / 15,988.24-23,994.68-10,440.08

Finding the Fourth Proportional to 15,988.24, 23,994.68 and 10,440.08

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Solution

The fourth proportional to 15,988.24, 23,994.68 and 10,440.08 is: 15,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.24 : 23,994.68 = 10,440.08 : x
  2. Step 2: Convert to fraction form
    15,988.24/23,994.68 = 10,440.08/x
  3. Step 3: Cross multiply
    15,988.24x = 23,994.68 × 10,440.08
  4. Step 4: Simplify right side
    15,988.24x = 250,506,378.77
  5. Step 5: Solve for x
    x = 250,506,378.77/15,988.24
  6. Step 6: Final answer
    x = 15,668.16

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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.