Home / 19,603.95-29,356.65-15,224.46

Finding the Fourth Proportional to 19,603.95, 29,356.65 and 15,224.46

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Solution

The fourth proportional to 19,603.95, 29,356.65 and 15,224.46 is: 22,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.95 : 29,356.65 = 15,224.46 : x
  2. Step 2: Convert to fraction form
    19,603.95/29,356.65 = 15,224.46/x
  3. Step 3: Cross multiply
    19,603.95x = 29,356.65 × 15,224.46
  4. Step 4: Simplify right side
    19,603.95x = 446,939,143.66
  5. Step 5: Solve for x
    x = 446,939,143.66/19,603.95
  6. Step 6: Final answer
    x = 22,798.42

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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.