Home / 21,235.18-31,852.77-9,534.73

Finding the Fourth Proportional to 21,235.18, 31,852.77 and 9,534.73

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Solution

The fourth proportional to 21,235.18, 31,852.77 and 9,534.73 is: 14,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,235.18 : 31,852.77 = 9,534.73 : x
  2. Step 2: Convert to fraction form
    21,235.18/31,852.77 = 9,534.73/x
  3. Step 3: Cross multiply
    21,235.18x = 31,852.77 × 9,534.73
  4. Step 4: Simplify right side
    21,235.18x = 303,707,561.70
  5. Step 5: Solve for x
    x = 303,707,561.70/21,235.18
  6. Step 6: Final answer
    x = 14,302.10

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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.