Home / 21,675.50-32,525.40-21,510.26

Finding the Fourth Proportional to 21,675.50, 32,525.40 and 21,510.26

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Solution

The fourth proportional to 21,675.50, 32,525.40 and 21,510.26 is: 32,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,675.50 : 32,525.40 = 21,510.26 : x
  2. Step 2: Convert to fraction form
    21,675.50/32,525.40 = 21,510.26/x
  3. Step 3: Cross multiply
    21,675.50x = 32,525.40 × 21,510.26
  4. Step 4: Simplify right side
    21,675.50x = 699,629,810.60
  5. Step 5: Solve for x
    x = 699,629,810.60/21,675.50
  6. Step 6: Final answer
    x = 32,277.45

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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.