Home / 14,015.55-19,345.23-9,476.16

Finding the Fourth Proportional to 14,015.55, 19,345.23 and 9,476.16

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Solution

The fourth proportional to 14,015.55, 19,345.23 and 9,476.16 is: 13,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.55 : 19,345.23 = 9,476.16 : x
  2. Step 2: Convert to fraction form
    14,015.55/19,345.23 = 9,476.16/x
  3. Step 3: Cross multiply
    14,015.55x = 19,345.23 × 9,476.16
  4. Step 4: Simplify right side
    14,015.55x = 183,318,494.72
  5. Step 5: Solve for x
    x = 183,318,494.72/14,015.55
  6. Step 6: Final answer
    x = 13,079.65

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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.