Home / 34,276.08-47,298.46-18,961.96

Finding the Fourth Proportional to 34,276.08, 47,298.46 and 18,961.96

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Solution

The fourth proportional to 34,276.08, 47,298.46 and 18,961.96 is: 26,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,276.08 : 47,298.46 = 18,961.96 : x
  2. Step 2: Convert to fraction form
    34,276.08/47,298.46 = 18,961.96/x
  3. Step 3: Cross multiply
    34,276.08x = 47,298.46 × 18,961.96
  4. Step 4: Simplify right side
    34,276.08x = 896,871,506.58
  5. Step 5: Solve for x
    x = 896,871,506.58/34,276.08
  6. Step 6: Final answer
    x = 26,166.10

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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.