Home / 51,547.10-71,134.94-28,886.27

Finding the Fourth Proportional to 51,547.10, 71,134.94 and 28,886.27

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Solution

The fourth proportional to 51,547.10, 71,134.94 and 28,886.27 is: 39,863.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.10 : 71,134.94 = 28,886.27 : x
  2. Step 2: Convert to fraction form
    51,547.10/71,134.94 = 28,886.27/x
  3. Step 3: Cross multiply
    51,547.10x = 71,134.94 × 28,886.27
  4. Step 4: Simplify right side
    51,547.10x = 2,054,822,799.81
  5. Step 5: Solve for x
    x = 2,054,822,799.81/51,547.10
  6. Step 6: Final answer
    x = 39,863.02

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1.5x scale

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.