Home / 51,547.04-71,175.12-39,591.44

Finding the Fourth Proportional to 51,547.04, 71,175.12 and 39,591.44

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Solution

The fourth proportional to 51,547.04, 71,175.12 and 39,591.44 is: 54,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.04 : 71,175.12 = 39,591.44 : x
  2. Step 2: Convert to fraction form
    51,547.04/71,175.12 = 39,591.44/x
  3. Step 3: Cross multiply
    51,547.04x = 71,175.12 × 39,591.44
  4. Step 4: Simplify right side
    51,547.04x = 2,817,925,492.97
  5. Step 5: Solve for x
    x = 2,817,925,492.97/51,547.04
  6. Step 6: Final answer
    x = 54,667.07

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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.