Home / 53,125.04-79,668.96-15,675.16

Finding the Fourth Proportional to 53,125.04, 79,668.96 and 15,675.16

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Solution

The fourth proportional to 53,125.04, 79,668.96 and 15,675.16 is: 23,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,125.04 : 79,668.96 = 15,675.16 : x
  2. Step 2: Convert to fraction form
    53,125.04/79,668.96 = 15,675.16/x
  3. Step 3: Cross multiply
    53,125.04x = 79,668.96 × 15,675.16
  4. Step 4: Simplify right side
    53,125.04x = 1,248,823,695.03
  5. Step 5: Solve for x
    x = 1,248,823,695.03/53,125.04
  6. Step 6: Final answer
    x = 23,507.25

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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.