Home / 21,566.49-29,602.74-19,155.93

Finding the Fourth Proportional to 21,566.49, 29,602.74 and 19,155.93

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Solution

The fourth proportional to 21,566.49, 29,602.74 and 19,155.93 is: 26,293.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.49 : 29,602.74 = 19,155.93 : x
  2. Step 2: Convert to fraction form
    21,566.49/29,602.74 = 19,155.93/x
  3. Step 3: Cross multiply
    21,566.49x = 29,602.74 × 19,155.93
  4. Step 4: Simplify right side
    21,566.49x = 567,068,015.25
  5. Step 5: Solve for x
    x = 567,068,015.25/21,566.49
  6. Step 6: Final answer
    x = 26,293.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.