Home / 28,650.02-42,765.66-26,539.56

Finding the Fourth Proportional to 28,650.02, 42,765.66 and 26,539.56

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Solution

The fourth proportional to 28,650.02, 42,765.66 and 26,539.56 is: 39,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.02 : 42,765.66 = 26,539.56 : x
  2. Step 2: Convert to fraction form
    28,650.02/42,765.66 = 26,539.56/x
  3. Step 3: Cross multiply
    28,650.02x = 42,765.66 × 26,539.56
  4. Step 4: Simplify right side
    28,650.02x = 1,134,981,799.51
  5. Step 5: Solve for x
    x = 1,134,981,799.51/28,650.02
  6. Step 6: Final answer
    x = 39,615.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.