Home / 19,201.95-26,495.48-10,702.21

Finding the Fourth Proportional to 19,201.95, 26,495.48 and 10,702.21

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Solution

The fourth proportional to 19,201.95, 26,495.48 and 10,702.21 is: 14,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.95 : 26,495.48 = 10,702.21 : x
  2. Step 2: Convert to fraction form
    19,201.95/26,495.48 = 10,702.21/x
  3. Step 3: Cross multiply
    19,201.95x = 26,495.48 × 10,702.21
  4. Step 4: Simplify right side
    19,201.95x = 283,560,191.01
  5. Step 5: Solve for x
    x = 283,560,191.01/19,201.95
  6. Step 6: Final answer
    x = 14,767.26

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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.