Home / 35,035.45-48,348.89-20,888.29

Finding the Fourth Proportional to 35,035.45, 48,348.89 and 20,888.29

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Solution

The fourth proportional to 35,035.45, 48,348.89 and 20,888.29 is: 28,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,035.45 : 48,348.89 = 20,888.29 : x
  2. Step 2: Convert to fraction form
    35,035.45/48,348.89 = 20,888.29/x
  3. Step 3: Cross multiply
    35,035.45x = 48,348.89 × 20,888.29
  4. Step 4: Simplify right side
    35,035.45x = 1,009,925,410.18
  5. Step 5: Solve for x
    x = 1,009,925,410.18/35,035.45
  6. Step 6: Final answer
    x = 28,825.82

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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.