Home / 15,270.24-22,859.28-13,810.08

Finding the Fourth Proportional to 15,270.24, 22,859.28 and 13,810.08

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Solution

The fourth proportional to 15,270.24, 22,859.28 and 13,810.08 is: 20,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.24 : 22,859.28 = 13,810.08 : x
  2. Step 2: Convert to fraction form
    15,270.24/22,859.28 = 13,810.08/x
  3. Step 3: Cross multiply
    15,270.24x = 22,859.28 × 13,810.08
  4. Step 4: Simplify right side
    15,270.24x = 315,688,485.54
  5. Step 5: Solve for x
    x = 315,688,485.54/15,270.24
  6. Step 6: Final answer
    x = 20,673.45

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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.