Home / 26,130.19-39,192.62-7,156.51

Finding the Fourth Proportional to 26,130.19, 39,192.62 and 7,156.51

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Solution

The fourth proportional to 26,130.19, 39,192.62 and 7,156.51 is: 10,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.19 : 39,192.62 = 7,156.51 : x
  2. Step 2: Convert to fraction form
    26,130.19/39,192.62 = 7,156.51/x
  3. Step 3: Cross multiply
    26,130.19x = 39,192.62 × 7,156.51
  4. Step 4: Simplify right side
    26,130.19x = 280,482,376.96
  5. Step 5: Solve for x
    x = 280,482,376.96/26,130.19
  6. Step 6: Final answer
    x = 10,734.04

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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.