Home / 29,820.08-44,735.52-12,280.16

Finding the Fourth Proportional to 29,820.08, 44,735.52 and 12,280.16

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Solution

The fourth proportional to 29,820.08, 44,735.52 and 12,280.16 is: 18,422.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.08 : 44,735.52 = 12,280.16 : x
  2. Step 2: Convert to fraction form
    29,820.08/44,735.52 = 12,280.16/x
  3. Step 3: Cross multiply
    29,820.08x = 44,735.52 × 12,280.16
  4. Step 4: Simplify right side
    29,820.08x = 549,359,343.28
  5. Step 5: Solve for x
    x = 549,359,343.28/29,820.08
  6. Step 6: Final answer
    x = 18,422.46

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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.