Home / 39,735.64-59,613.54-18,671.56

Finding the Fourth Proportional to 39,735.64, 59,613.54 and 18,671.56

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Solution

The fourth proportional to 39,735.64, 59,613.54 and 18,671.56 is: 28,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,735.64 : 59,613.54 = 18,671.56 : x
  2. Step 2: Convert to fraction form
    39,735.64/59,613.54 = 18,671.56/x
  3. Step 3: Cross multiply
    39,735.64x = 59,613.54 × 18,671.56
  4. Step 4: Simplify right side
    39,735.64x = 1,113,077,788.92
  5. Step 5: Solve for x
    x = 1,113,077,788.92/39,735.64
  6. Step 6: Final answer
    x = 28,012.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.