Home / 15,886.08-23,830.44-4,199.40

Finding the Fourth Proportional to 15,886.08, 23,830.44 and 4,199.40

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Solution

The fourth proportional to 15,886.08, 23,830.44 and 4,199.40 is: 6,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.08 : 23,830.44 = 4,199.40 : x
  2. Step 2: Convert to fraction form
    15,886.08/23,830.44 = 4,199.40/x
  3. Step 3: Cross multiply
    15,886.08x = 23,830.44 × 4,199.40
  4. Step 4: Simplify right side
    15,886.08x = 100,073,549.74
  5. Step 5: Solve for x
    x = 100,073,549.74/15,886.08
  6. Step 6: Final answer
    x = 6,299.45

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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.