Home / 53,411.04-80,073.36-22,269.60

Finding the Fourth Proportional to 53,411.04, 80,073.36 and 22,269.60

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Solution

The fourth proportional to 53,411.04, 80,073.36 and 22,269.60 is: 33,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,411.04 : 80,073.36 = 22,269.60 : x
  2. Step 2: Convert to fraction form
    53,411.04/80,073.36 = 22,269.60/x
  3. Step 3: Cross multiply
    53,411.04x = 80,073.36 × 22,269.60
  4. Step 4: Simplify right side
    53,411.04x = 1,783,201,697.86
  5. Step 5: Solve for x
    x = 1,783,201,697.86/53,411.04
  6. Step 6: Final answer
    x = 33,386.39

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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.