Home / 14,232.60-19,623.78-10,865.16

Finding the Fourth Proportional to 14,232.60, 19,623.78 and 10,865.16

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Solution

The fourth proportional to 14,232.60, 19,623.78 and 10,865.16 is: 14,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.60 : 19,623.78 = 10,865.16 : x
  2. Step 2: Convert to fraction form
    14,232.60/19,623.78 = 10,865.16/x
  3. Step 3: Cross multiply
    14,232.60x = 19,623.78 × 10,865.16
  4. Step 4: Simplify right side
    14,232.60x = 213,215,509.50
  5. Step 5: Solve for x
    x = 213,215,509.50/14,232.60
  6. Step 6: Final answer
    x = 14,980.78

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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.