Home / 15,652.32-21,600.18-8,482.26

Finding the Fourth Proportional to 15,652.32, 21,600.18 and 8,482.26

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Solution

The fourth proportional to 15,652.32, 21,600.18 and 8,482.26 is: 11,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.32 : 21,600.18 = 8,482.26 : x
  2. Step 2: Convert to fraction form
    15,652.32/21,600.18 = 8,482.26/x
  3. Step 3: Cross multiply
    15,652.32x = 21,600.18 × 8,482.26
  4. Step 4: Simplify right side
    15,652.32x = 183,218,342.81
  5. Step 5: Solve for x
    x = 183,218,342.81/15,652.32
  6. Step 6: Final answer
    x = 11,705.51

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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.