Home / 53,348.58-79,935.21-18,269.10

Finding the Fourth Proportional to 53,348.58, 79,935.21 and 18,269.10

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Solution

The fourth proportional to 53,348.58, 79,935.21 and 18,269.10 is: 27,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348.58 : 79,935.21 = 18,269.10 : x
  2. Step 2: Convert to fraction form
    53,348.58/79,935.21 = 18,269.10/x
  3. Step 3: Cross multiply
    53,348.58x = 79,935.21 × 18,269.10
  4. Step 4: Simplify right side
    53,348.58x = 1,460,344,345.01
  5. Step 5: Solve for x
    x = 1,460,344,345.01/53,348.58
  6. Step 6: Final answer
    x = 27,373.63

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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.