Home / 53,153.84-73,348.99-29,279.18

Finding the Fourth Proportional to 53,153.84, 73,348.99 and 29,279.18

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Solution

The fourth proportional to 53,153.84, 73,348.99 and 29,279.18 is: 40,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,153.84 : 73,348.99 = 29,279.18 : x
  2. Step 2: Convert to fraction form
    53,153.84/73,348.99 = 29,279.18/x
  3. Step 3: Cross multiply
    53,153.84x = 73,348.99 × 29,279.18
  4. Step 4: Simplify right side
    53,153.84x = 2,147,598,281.03
  5. Step 5: Solve for x
    x = 2,147,598,281.03/53,153.84
  6. Step 6: Final answer
    x = 40,403.45

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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.