Home / 25,788.32-35,582.16-16,368.80

Finding the Fourth Proportional to 25,788.32, 35,582.16 and 16,368.80

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Solution

The fourth proportional to 25,788.32, 35,582.16 and 16,368.80 is: 22,585.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.32 : 35,582.16 = 16,368.80 : x
  2. Step 2: Convert to fraction form
    25,788.32/35,582.16 = 16,368.80/x
  3. Step 3: Cross multiply
    25,788.32x = 35,582.16 × 16,368.80
  4. Step 4: Simplify right side
    25,788.32x = 582,437,260.61
  5. Step 5: Solve for x
    x = 582,437,260.61/25,788.32
  6. Step 6: Final answer
    x = 22,585.31

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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.