Home / 14,820.64-22,224.48-7,031.68

Finding the Fourth Proportional to 14,820.64, 22,224.48 and 7,031.68

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Solution

The fourth proportional to 14,820.64, 22,224.48 and 7,031.68 is: 10,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.64 : 22,224.48 = 7,031.68 : x
  2. Step 2: Convert to fraction form
    14,820.64/22,224.48 = 7,031.68/x
  3. Step 3: Cross multiply
    14,820.64x = 22,224.48 × 7,031.68
  4. Step 4: Simplify right side
    14,820.64x = 156,275,431.53
  5. Step 5: Solve for x
    x = 156,275,431.53/14,820.64
  6. Step 6: Final answer
    x = 10,544.45

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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.