Home / 53,061.29-79,564.53-15,616.49

Finding the Fourth Proportional to 53,061.29, 79,564.53 and 15,616.49

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Solution

The fourth proportional to 53,061.29, 79,564.53 and 15,616.49 is: 23,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,061.29 : 79,564.53 = 15,616.49 : x
  2. Step 2: Convert to fraction form
    53,061.29/79,564.53 = 15,616.49/x
  3. Step 3: Cross multiply
    53,061.29x = 79,564.53 × 15,616.49
  4. Step 4: Simplify right side
    53,061.29x = 1,242,518,944.57
  5. Step 5: Solve for x
    x = 1,242,518,944.57/53,061.29
  6. Step 6: Final answer
    x = 23,416.68

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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.