Home / 34,856.47-48,100.35-19,748.80

Finding the Fourth Proportional to 34,856.47, 48,100.35 and 19,748.80

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Solution

The fourth proportional to 34,856.47, 48,100.35 and 19,748.80 is: 27,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,856.47 : 48,100.35 = 19,748.80 : x
  2. Step 2: Convert to fraction form
    34,856.47/48,100.35 = 19,748.80/x
  3. Step 3: Cross multiply
    34,856.47x = 48,100.35 × 19,748.80
  4. Step 4: Simplify right side
    34,856.47x = 949,924,192.08
  5. Step 5: Solve for x
    x = 949,924,192.08/34,856.47
  6. Step 6: Final answer
    x = 27,252.45

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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.