Home / 34,718.52-47,911.68-18,802.92

Finding the Fourth Proportional to 34,718.52, 47,911.68 and 18,802.92

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Solution

The fourth proportional to 34,718.52, 47,911.68 and 18,802.92 is: 25,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.52 : 47,911.68 = 18,802.92 : x
  2. Step 2: Convert to fraction form
    34,718.52/47,911.68 = 18,802.92/x
  3. Step 3: Cross multiply
    34,718.52x = 47,911.68 × 18,802.92
  4. Step 4: Simplify right side
    34,718.52x = 900,879,486.11
  5. Step 5: Solve for x
    x = 900,879,486.11/34,718.52
  6. Step 6: Final answer
    x = 25,948.10

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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.