Home / 14,749.68-22,128.16-5,987.10

Finding the Fourth Proportional to 14,749.68, 22,128.16 and 5,987.10

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Solution

The fourth proportional to 14,749.68, 22,128.16 and 5,987.10 is: 8,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.68 : 22,128.16 = 5,987.10 : x
  2. Step 2: Convert to fraction form
    14,749.68/22,128.16 = 5,987.10/x
  3. Step 3: Cross multiply
    14,749.68x = 22,128.16 × 5,987.10
  4. Step 4: Simplify right side
    14,749.68x = 132,483,506.74
  5. Step 5: Solve for x
    x = 132,483,506.74/14,749.68
  6. Step 6: Final answer
    x = 8,982.13

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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.