Home / 15,352.83-21,195.95-14,467.10

Finding the Fourth Proportional to 15,352.83, 21,195.95 and 14,467.10

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Solution

The fourth proportional to 15,352.83, 21,195.95 and 14,467.10 is: 19,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.83 : 21,195.95 = 14,467.10 : x
  2. Step 2: Convert to fraction form
    15,352.83/21,195.95 = 14,467.10/x
  3. Step 3: Cross multiply
    15,352.83x = 21,195.95 × 14,467.10
  4. Step 4: Simplify right side
    15,352.83x = 306,643,749.93
  5. Step 5: Solve for x
    x = 306,643,749.93/15,352.83
  6. Step 6: Final answer
    x = 19,973.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.