Home / 35,015.74-48,332.49-21,591.20

Finding the Fourth Proportional to 35,015.74, 48,332.49 and 21,591.20

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Solution

The fourth proportional to 35,015.74, 48,332.49 and 21,591.20 is: 29,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.74 : 48,332.49 = 21,591.20 : x
  2. Step 2: Convert to fraction form
    35,015.74/48,332.49 = 21,591.20/x
  3. Step 3: Cross multiply
    35,015.74x = 48,332.49 × 21,591.20
  4. Step 4: Simplify right side
    35,015.74x = 1,043,556,458.09
  5. Step 5: Solve for x
    x = 1,043,556,458.09/35,015.74
  6. Step 6: Final answer
    x = 29,802.50

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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.