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Finding the Fourth Proportional to 48,703.60, 73,033.80 and 22,416.40

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Solution

The fourth proportional to 48,703.60, 73,033.80 and 22,416.40 is: 33,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,703.60 : 73,033.80 = 22,416.40 : x
  2. Step 2: Convert to fraction form
    48,703.60/73,033.80 = 22,416.40/x
  3. Step 3: Cross multiply
    48,703.60x = 73,033.80 × 22,416.40
  4. Step 4: Simplify right side
    48,703.60x = 1,637,154,874.32
  5. Step 5: Solve for x
    x = 1,637,154,874.32/48,703.60
  6. Step 6: Final answer
    x = 33,614.66

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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.