Home / 35,887.68-53,853.12-12,530.52

Finding the Fourth Proportional to 35,887.68, 53,853.12 and 12,530.52

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Solution

The fourth proportional to 35,887.68, 53,853.12 and 12,530.52 is: 18,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887.68 : 53,853.12 = 12,530.52 : x
  2. Step 2: Convert to fraction form
    35,887.68/53,853.12 = 12,530.52/x
  3. Step 3: Cross multiply
    35,887.68x = 53,853.12 × 12,530.52
  4. Step 4: Simplify right side
    35,887.68x = 674,807,597.22
  5. Step 5: Solve for x
    x = 674,807,597.22/35,887.68
  6. Step 6: Final answer
    x = 18,803.32

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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.