Home / 35,449.79-48,920.70-19,534.10

Finding the Fourth Proportional to 35,449.79, 48,920.70 and 19,534.10

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Solution

The fourth proportional to 35,449.79, 48,920.70 and 19,534.10 is: 26,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,449.79 : 48,920.70 = 19,534.10 : x
  2. Step 2: Convert to fraction form
    35,449.79/48,920.70 = 19,534.10/x
  3. Step 3: Cross multiply
    35,449.79x = 48,920.70 × 19,534.10
  4. Step 4: Simplify right side
    35,449.79x = 955,621,845.87
  5. Step 5: Solve for x
    x = 955,621,845.87/35,449.79
  6. Step 6: Final answer
    x = 26,957.05

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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.