Home / 21,522.51-32,283.77-9,848.79

Finding the Fourth Proportional to 21,522.51, 32,283.77 and 9,848.79

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Solution

The fourth proportional to 21,522.51, 32,283.77 and 9,848.79 is: 14,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,522.51 : 32,283.77 = 9,848.79 : x
  2. Step 2: Convert to fraction form
    21,522.51/32,283.77 = 9,848.79/x
  3. Step 3: Cross multiply
    21,522.51x = 32,283.77 × 9,848.79
  4. Step 4: Simplify right side
    21,522.51x = 317,956,021.89
  5. Step 5: Solve for x
    x = 317,956,021.89/21,522.51
  6. Step 6: Final answer
    x = 14,773.19

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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.