Home / 55,886.68-83,646.76-30,547.38

Finding the Fourth Proportional to 55,886.68, 83,646.76 and 30,547.38

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Solution

The fourth proportional to 55,886.68, 83,646.76 and 30,547.38 is: 45,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,886.68 : 83,646.76 = 30,547.38 : x
  2. Step 2: Convert to fraction form
    55,886.68/83,646.76 = 30,547.38/x
  3. Step 3: Cross multiply
    55,886.68x = 83,646.76 × 30,547.38
  4. Step 4: Simplify right side
    55,886.68x = 2,555,189,344.40
  5. Step 5: Solve for x
    x = 2,555,189,344.40/55,886.68
  6. Step 6: Final answer
    x = 45,720.90

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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.