Home / 13,895.60-19,176.24-7,608.08

Finding the Fourth Proportional to 13,895.60, 19,176.24 and 7,608.08

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Solution

The fourth proportional to 13,895.60, 19,176.24 and 7,608.08 is: 10,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.60 : 19,176.24 = 7,608.08 : x
  2. Step 2: Convert to fraction form
    13,895.60/19,176.24 = 7,608.08/x
  3. Step 3: Cross multiply
    13,895.60x = 19,176.24 × 7,608.08
  4. Step 4: Simplify right side
    13,895.60x = 145,894,368.02
  5. Step 5: Solve for x
    x = 145,894,368.02/13,895.60
  6. Step 6: Final answer
    x = 10,499.32

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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.