Home / 34,792.12-48,013.02-20,656.60

Finding the Fourth Proportional to 34,792.12, 48,013.02 and 20,656.60

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Solution

The fourth proportional to 34,792.12, 48,013.02 and 20,656.60 is: 28,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792.12 : 48,013.02 = 20,656.60 : x
  2. Step 2: Convert to fraction form
    34,792.12/48,013.02 = 20,656.60/x
  3. Step 3: Cross multiply
    34,792.12x = 48,013.02 × 20,656.60
  4. Step 4: Simplify right side
    34,792.12x = 991,785,748.93
  5. Step 5: Solve for x
    x = 991,785,748.93/34,792.12
  6. Step 6: Final answer
    x = 28,506.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.