Home / 35,211.25-48,595.61-20,106.10

Finding the Fourth Proportional to 35,211.25, 48,595.61 and 20,106.10

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Solution

The fourth proportional to 35,211.25, 48,595.61 and 20,106.10 is: 27,748.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.25 : 48,595.61 = 20,106.10 : x
  2. Step 2: Convert to fraction form
    35,211.25/48,595.61 = 20,106.10/x
  3. Step 3: Cross multiply
    35,211.25x = 48,595.61 × 20,106.10
  4. Step 4: Simplify right side
    35,211.25x = 977,068,194.22
  5. Step 5: Solve for x
    x = 977,068,194.22/35,211.25
  6. Step 6: Final answer
    x = 27,748.75

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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.