Home / 53,020.59-79,528.80-17,960.24

Finding the Fourth Proportional to 53,020.59, 79,528.80 and 17,960.24

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Solution

The fourth proportional to 53,020.59, 79,528.80 and 17,960.24 is: 26,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,020.59 : 79,528.80 = 17,960.24 : x
  2. Step 2: Convert to fraction form
    53,020.59/79,528.80 = 17,960.24/x
  3. Step 3: Cross multiply
    53,020.59x = 79,528.80 × 17,960.24
  4. Step 4: Simplify right side
    53,020.59x = 1,428,356,334.91
  5. Step 5: Solve for x
    x = 1,428,356,334.91/53,020.59
  6. Step 6: Final answer
    x = 26,939.66

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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.