Home / 34,847.20-48,088.50-18,931.48

Finding the Fourth Proportional to 34,847.20, 48,088.50 and 18,931.48

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Solution

The fourth proportional to 34,847.20, 48,088.50 and 18,931.48 is: 26,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,847.20 : 48,088.50 = 18,931.48 : x
  2. Step 2: Convert to fraction form
    34,847.20/48,088.50 = 18,931.48/x
  3. Step 3: Cross multiply
    34,847.20x = 48,088.50 × 18,931.48
  4. Step 4: Simplify right side
    34,847.20x = 910,386,475.98
  5. Step 5: Solve for x
    x = 910,386,475.98/34,847.20
  6. Step 6: Final answer
    x = 26,125.10

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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.