Home / 34,718.08-47,910.72-18,802.16

Finding the Fourth Proportional to 34,718.08, 47,910.72 and 18,802.16

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Solution

The fourth proportional to 34,718.08, 47,910.72 and 18,802.16 is: 25,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.08 : 47,910.72 = 18,802.16 : x
  2. Step 2: Convert to fraction form
    34,718.08/47,910.72 = 18,802.16/x
  3. Step 3: Cross multiply
    34,718.08x = 47,910.72 × 18,802.16
  4. Step 4: Simplify right side
    34,718.08x = 900,825,023.16
  5. Step 5: Solve for x
    x = 900,825,023.16/34,718.08
  6. Step 6: Final answer
    x = 25,946.86

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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.