Home / 12,933.51-19,402.17-6,360.15

Finding the Fourth Proportional to 12,933.51, 19,402.17 and 6,360.15

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Solution

The fourth proportional to 12,933.51, 19,402.17 and 6,360.15 is: 9,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933.51 : 19,402.17 = 6,360.15 : x
  2. Step 2: Convert to fraction form
    12,933.51/19,402.17 = 6,360.15/x
  3. Step 3: Cross multiply
    12,933.51x = 19,402.17 × 6,360.15
  4. Step 4: Simplify right side
    12,933.51x = 123,400,711.53
  5. Step 5: Solve for x
    x = 123,400,711.53/12,933.51
  6. Step 6: Final answer
    x = 9,541.16

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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.