Home / 26,156.61-39,228.98-7,436.21

Finding the Fourth Proportional to 26,156.61, 39,228.98 and 7,436.21

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Solution

The fourth proportional to 26,156.61, 39,228.98 and 7,436.21 is: 11,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.61 : 39,228.98 = 7,436.21 : x
  2. Step 2: Convert to fraction form
    26,156.61/39,228.98 = 7,436.21/x
  3. Step 3: Cross multiply
    26,156.61x = 39,228.98 × 7,436.21
  4. Step 4: Simplify right side
    26,156.61x = 291,714,700.04
  5. Step 5: Solve for x
    x = 291,714,700.04/26,156.61
  6. Step 6: Final answer
    x = 11,152.62

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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.