Home / 35,931.68-49,585.73-20,833.14

Finding the Fourth Proportional to 35,931.68, 49,585.73 and 20,833.14

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Solution

The fourth proportional to 35,931.68, 49,585.73 and 20,833.14 is: 28,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.68 : 49,585.73 = 20,833.14 : x
  2. Step 2: Convert to fraction form
    35,931.68/49,585.73 = 20,833.14/x
  3. Step 3: Cross multiply
    35,931.68x = 49,585.73 × 20,833.14
  4. Step 4: Simplify right side
    35,931.68x = 1,033,026,350.93
  5. Step 5: Solve for x
    x = 1,033,026,350.93/35,931.68
  6. Step 6: Final answer
    x = 28,749.74

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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.