Home / 47,718.75-71,578.14-14,886.75

Finding the Fourth Proportional to 47,718.75, 71,578.14 and 14,886.75

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Solution

The fourth proportional to 47,718.75, 71,578.14 and 14,886.75 is: 22,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,718.75 : 71,578.14 = 14,886.75 : x
  2. Step 2: Convert to fraction form
    47,718.75/71,578.14 = 14,886.75/x
  3. Step 3: Cross multiply
    47,718.75x = 71,578.14 × 14,886.75
  4. Step 4: Simplify right side
    47,718.75x = 1,065,565,875.65
  5. Step 5: Solve for x
    x = 1,065,565,875.65/47,718.75
  6. Step 6: Final answer
    x = 22,330.13

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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.