Home / 16,622.80-22,947.10-14,345.08

Finding the Fourth Proportional to 16,622.80, 22,947.10 and 14,345.08

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Solution

The fourth proportional to 16,622.80, 22,947.10 and 14,345.08 is: 19,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.80 : 22,947.10 = 14,345.08 : x
  2. Step 2: Convert to fraction form
    16,622.80/22,947.10 = 14,345.08/x
  3. Step 3: Cross multiply
    16,622.80x = 22,947.10 × 14,345.08
  4. Step 4: Simplify right side
    16,622.80x = 329,177,985.27
  5. Step 5: Solve for x
    x = 329,177,985.27/16,622.80
  6. Step 6: Final answer
    x = 19,802.80

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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.