Home / 15,547.45-23,314.30-4,451.61

Finding the Fourth Proportional to 15,547.45, 23,314.30 and 4,451.61

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Solution

The fourth proportional to 15,547.45, 23,314.30 and 4,451.61 is: 6,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.45 : 23,314.30 = 4,451.61 : x
  2. Step 2: Convert to fraction form
    15,547.45/23,314.30 = 4,451.61/x
  3. Step 3: Cross multiply
    15,547.45x = 23,314.30 × 4,451.61
  4. Step 4: Simplify right side
    15,547.45x = 103,786,148.76
  5. Step 5: Solve for x
    x = 103,786,148.76/15,547.45
  6. Step 6: Final answer
    x = 6,675.45

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1.5x scale

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.