Home / 35,749.12-49,335.10-21,599.22

Finding the Fourth Proportional to 35,749.12, 49,335.10 and 21,599.22

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Solution

The fourth proportional to 35,749.12, 49,335.10 and 21,599.22 is: 29,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,749.12 : 49,335.10 = 21,599.22 : x
  2. Step 2: Convert to fraction form
    35,749.12/49,335.10 = 21,599.22/x
  3. Step 3: Cross multiply
    35,749.12x = 49,335.10 × 21,599.22
  4. Step 4: Simplify right side
    35,749.12x = 1,065,599,678.62
  5. Step 5: Solve for x
    x = 1,065,599,678.62/35,749.12
  6. Step 6: Final answer
    x = 29,807.72

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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.