Home / 14,292.87-19,724.16-8,005.23

Finding the Fourth Proportional to 14,292.87, 19,724.16 and 8,005.23

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Solution

The fourth proportional to 14,292.87, 19,724.16 and 8,005.23 is: 11,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.87 : 19,724.16 = 8,005.23 : x
  2. Step 2: Convert to fraction form
    14,292.87/19,724.16 = 8,005.23/x
  3. Step 3: Cross multiply
    14,292.87x = 19,724.16 × 8,005.23
  4. Step 4: Simplify right side
    14,292.87x = 157,896,437.36
  5. Step 5: Solve for x
    x = 157,896,437.36/14,292.87
  6. Step 6: Final answer
    x = 11,047.22

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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.