Home / 53,337.04-79,982.76-18,280.24

Finding the Fourth Proportional to 53,337.04, 79,982.76 and 18,280.24

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Solution

The fourth proportional to 53,337.04, 79,982.76 and 18,280.24 is: 27,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,337.04 : 79,982.76 = 18,280.24 : x
  2. Step 2: Convert to fraction form
    53,337.04/79,982.76 = 18,280.24/x
  3. Step 3: Cross multiply
    53,337.04x = 79,982.76 × 18,280.24
  4. Step 4: Simplify right side
    53,337.04x = 1,462,104,048.66
  5. Step 5: Solve for x
    x = 1,462,104,048.66/53,337.04
  6. Step 6: Final answer
    x = 27,412.55

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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.