Home / 19,528.25-29,275.95-15,821.29

Finding the Fourth Proportional to 19,528.25, 29,275.95 and 15,821.29

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Solution

The fourth proportional to 19,528.25, 29,275.95 and 15,821.29 is: 23,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.25 : 29,275.95 = 15,821.29 : x
  2. Step 2: Convert to fraction form
    19,528.25/29,275.95 = 15,821.29/x
  3. Step 3: Cross multiply
    19,528.25x = 29,275.95 × 15,821.29
  4. Step 4: Simplify right side
    19,528.25x = 463,183,069.49
  5. Step 5: Solve for x
    x = 463,183,069.49/19,528.25
  6. Step 6: Final answer
    x = 23,718.62

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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.