Home / 22,331.60-33,448.80-14,458.40

Finding the Fourth Proportional to 22,331.60, 33,448.80 and 14,458.40

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Solution

The fourth proportional to 22,331.60, 33,448.80 and 14,458.40 is: 21,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.60 : 33,448.80 = 14,458.40 : x
  2. Step 2: Convert to fraction form
    22,331.60/33,448.80 = 14,458.40/x
  3. Step 3: Cross multiply
    22,331.60x = 33,448.80 × 14,458.40
  4. Step 4: Simplify right side
    22,331.60x = 483,616,129.92
  5. Step 5: Solve for x
    x = 483,616,129.92/22,331.60
  6. Step 6: Final answer
    x = 21,656.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.