Home / 53,280.29-79,924.39-15,328.04

Finding the Fourth Proportional to 53,280.29, 79,924.39 and 15,328.04

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Solution

The fourth proportional to 53,280.29, 79,924.39 and 15,328.04 is: 22,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.29 : 79,924.39 = 15,328.04 : x
  2. Step 2: Convert to fraction form
    53,280.29/79,924.39 = 15,328.04/x
  3. Step 3: Cross multiply
    53,280.29x = 79,924.39 × 15,328.04
  4. Step 4: Simplify right side
    53,280.29x = 1,225,083,808.95
  5. Step 5: Solve for x
    x = 1,225,083,808.95/53,280.29
  6. Step 6: Final answer
    x = 22,993.19

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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.