Home / 52,419.27-72,339.89-28,547.25

Finding the Fourth Proportional to 52,419.27, 72,339.89 and 28,547.25

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Solution

The fourth proportional to 52,419.27, 72,339.89 and 28,547.25 is: 39,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419.27 : 72,339.89 = 28,547.25 : x
  2. Step 2: Convert to fraction form
    52,419.27/72,339.89 = 28,547.25/x
  3. Step 3: Cross multiply
    52,419.27x = 72,339.89 × 28,547.25
  4. Step 4: Simplify right side
    52,419.27x = 2,065,104,924.80
  5. Step 5: Solve for x
    x = 2,065,104,924.80/52,419.27
  6. Step 6: Final answer
    x = 39,395.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.