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Finding the Fourth Proportional to 34,602.02, 47,752.95 and 20,069.16

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Solution

The fourth proportional to 34,602.02, 47,752.95 and 20,069.16 is: 27,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,602.02 : 47,752.95 = 20,069.16 : x
  2. Step 2: Convert to fraction form
    34,602.02/47,752.95 = 20,069.16/x
  3. Step 3: Cross multiply
    34,602.02x = 47,752.95 × 20,069.16
  4. Step 4: Simplify right side
    34,602.02x = 958,361,254.91
  5. Step 5: Solve for x
    x = 958,361,254.91/34,602.02
  6. Step 6: Final answer
    x = 27,696.69

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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.