Home / 15,226.01-22,783.66-12,568.81

Finding the Fourth Proportional to 15,226.01, 22,783.66 and 12,568.81

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Solution

The fourth proportional to 15,226.01, 22,783.66 and 12,568.81 is: 18,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226.01 : 22,783.66 = 12,568.81 : x
  2. Step 2: Convert to fraction form
    15,226.01/22,783.66 = 12,568.81/x
  3. Step 3: Cross multiply
    15,226.01x = 22,783.66 × 12,568.81
  4. Step 4: Simplify right side
    15,226.01x = 286,363,493.64
  5. Step 5: Solve for x
    x = 286,363,493.64/15,226.01
  6. Step 6: Final answer
    x = 18,807.52

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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.