Home / 28,539.47-42,813.07-26,965.58

Finding the Fourth Proportional to 28,539.47, 42,813.07 and 26,965.58

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Solution

The fourth proportional to 28,539.47, 42,813.07 and 26,965.58 is: 40,452.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,539.47 : 42,813.07 = 26,965.58 : x
  2. Step 2: Convert to fraction form
    28,539.47/42,813.07 = 26,965.58/x
  3. Step 3: Cross multiply
    28,539.47x = 42,813.07 × 26,965.58
  4. Step 4: Simplify right side
    28,539.47x = 1,154,478,982.65
  5. Step 5: Solve for x
    x = 1,154,478,982.65/28,539.47
  6. Step 6: Final answer
    x = 40,452.01

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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.