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Finding the Fourth Proportional to 35,258.60, 48,656.50 and 19,343.20

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Solution

The fourth proportional to 35,258.60, 48,656.50 and 19,343.20 is: 26,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,258.60 : 48,656.50 = 19,343.20 : x
  2. Step 2: Convert to fraction form
    35,258.60/48,656.50 = 19,343.20/x
  3. Step 3: Cross multiply
    35,258.60x = 48,656.50 × 19,343.20
  4. Step 4: Simplify right side
    35,258.60x = 941,172,410.80
  5. Step 5: Solve for x
    x = 941,172,410.80/35,258.60
  6. Step 6: Final answer
    x = 26,693.41

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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.