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Finding the Fourth Proportional to 35,258.88, 48,656.96 and 19,343.22

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Solution

The fourth proportional to 35,258.88, 48,656.96 and 19,343.22 is: 26,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,258.88 : 48,656.96 = 19,343.22 : x
  2. Step 2: Convert to fraction form
    35,258.88/48,656.96 = 19,343.22/x
  3. Step 3: Cross multiply
    35,258.88x = 48,656.96 × 19,343.22
  4. Step 4: Simplify right side
    35,258.88x = 941,182,281.81
  5. Step 5: Solve for x
    x = 941,182,281.81/35,258.88
  6. Step 6: Final answer
    x = 26,693.48

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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.