Home / 12,565.61-18,840.67-4,244.84

Finding the Fourth Proportional to 12,565.61, 18,840.67 and 4,244.84

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Solution

The fourth proportional to 12,565.61, 18,840.67 and 4,244.84 is: 6,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565.61 : 18,840.67 = 4,244.84 : x
  2. Step 2: Convert to fraction form
    12,565.61/18,840.67 = 4,244.84/x
  3. Step 3: Cross multiply
    12,565.61x = 18,840.67 × 4,244.84
  4. Step 4: Simplify right side
    12,565.61x = 79,975,595.48
  5. Step 5: Solve for x
    x = 79,975,595.48/12,565.61
  6. Step 6: Final answer
    x = 6,364.64

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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.