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Finding the Fourth Proportional to 21,842.68, 32,763.93 and 6,260.32

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Solution

The fourth proportional to 21,842.68, 32,763.93 and 6,260.32 is: 9,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842.68 : 32,763.93 = 6,260.32 : x
  2. Step 2: Convert to fraction form
    21,842.68/32,763.93 = 6,260.32/x
  3. Step 3: Cross multiply
    21,842.68x = 32,763.93 × 6,260.32
  4. Step 4: Simplify right side
    21,842.68x = 205,112,686.26
  5. Step 5: Solve for x
    x = 205,112,686.26/21,842.68
  6. Step 6: Final answer
    x = 9,390.45

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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.