Home / 10,184.73-15,346.50-8,376.36

Finding the Fourth Proportional to 10,184.73, 15,346.50 and 8,376.36

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Solution

The fourth proportional to 10,184.73, 15,346.50 and 8,376.36 is: 12,621.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.73 : 15,346.50 = 8,376.36 : x
  2. Step 2: Convert to fraction form
    10,184.73/15,346.50 = 8,376.36/x
  3. Step 3: Cross multiply
    10,184.73x = 15,346.50 × 8,376.36
  4. Step 4: Simplify right side
    10,184.73x = 128,547,808.74
  5. Step 5: Solve for x
    x = 128,547,808.74/10,184.73
  6. Step 6: Final answer
    x = 12,621.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.