Home / 35,543.13-53,314.69-10,919.13

Finding the Fourth Proportional to 35,543.13, 53,314.69 and 10,919.13

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Solution

The fourth proportional to 35,543.13, 53,314.69 and 10,919.13 is: 16,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,543.13 : 53,314.69 = 10,919.13 : x
  2. Step 2: Convert to fraction form
    35,543.13/53,314.69 = 10,919.13/x
  3. Step 3: Cross multiply
    35,543.13x = 53,314.69 × 10,919.13
  4. Step 4: Simplify right side
    35,543.13x = 582,150,031.02
  5. Step 5: Solve for x
    x = 582,150,031.02/35,543.13
  6. Step 6: Final answer
    x = 16,378.69

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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.