Home / 36,436.19-54,655.73-10,143.23

Finding the Fourth Proportional to 36,436.19, 54,655.73 and 10,143.23

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Solution

The fourth proportional to 36,436.19, 54,655.73 and 10,143.23 is: 15,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.19 : 54,655.73 = 10,143.23 : x
  2. Step 2: Convert to fraction form
    36,436.19/54,655.73 = 10,143.23/x
  3. Step 3: Cross multiply
    36,436.19x = 54,655.73 × 10,143.23
  4. Step 4: Simplify right side
    36,436.19x = 554,385,802.21
  5. Step 5: Solve for x
    x = 554,385,802.21/36,436.19
  6. Step 6: Final answer
    x = 15,215.25

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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.