Home / 27,015.10-40,522.65-15,205.30

Finding the Fourth Proportional to 27,015.10, 40,522.65 and 15,205.30

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Solution

The fourth proportional to 27,015.10, 40,522.65 and 15,205.30 is: 22,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.10 : 40,522.65 = 15,205.30 : x
  2. Step 2: Convert to fraction form
    27,015.10/40,522.65 = 15,205.30/x
  3. Step 3: Cross multiply
    27,015.10x = 40,522.65 × 15,205.30
  4. Step 4: Simplify right side
    27,015.10x = 616,159,050.05
  5. Step 5: Solve for x
    x = 616,159,050.05/27,015.10
  6. Step 6: Final answer
    x = 22,807.95

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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.