Home / 36,702.45-55,055.77-10,405.13

Finding the Fourth Proportional to 36,702.45, 55,055.77 and 10,405.13

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Solution

The fourth proportional to 36,702.45, 55,055.77 and 10,405.13 is: 15,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.45 : 55,055.77 = 10,405.13 : x
  2. Step 2: Convert to fraction form
    36,702.45/55,055.77 = 10,405.13/x
  3. Step 3: Cross multiply
    36,702.45x = 55,055.77 × 10,405.13
  4. Step 4: Simplify right side
    36,702.45x = 572,862,142.81
  5. Step 5: Solve for x
    x = 572,862,142.81/36,702.45
  6. Step 6: Final answer
    x = 15,608.28

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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.