Home / 53,033.58-79,549.56-13,590.36

Finding the Fourth Proportional to 53,033.58, 79,549.56 and 13,590.36

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Solution

The fourth proportional to 53,033.58, 79,549.56 and 13,590.36 is: 20,385.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,033.58 : 79,549.56 = 13,590.36 : x
  2. Step 2: Convert to fraction form
    53,033.58/79,549.56 = 13,590.36/x
  3. Step 3: Cross multiply
    53,033.58x = 79,549.56 × 13,590.36
  4. Step 4: Simplify right side
    53,033.58x = 1,081,107,158.24
  5. Step 5: Solve for x
    x = 1,081,107,158.24/53,033.58
  6. Step 6: Final answer
    x = 20,385.33

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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.