Home / 21,501.38-32,235.33-10,250.89

Finding the Fourth Proportional to 21,501.38, 32,235.33 and 10,250.89

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Solution

The fourth proportional to 21,501.38, 32,235.33 and 10,250.89 is: 15,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,501.38 : 32,235.33 = 10,250.89 : x
  2. Step 2: Convert to fraction form
    21,501.38/32,235.33 = 10,250.89/x
  3. Step 3: Cross multiply
    21,501.38x = 32,235.33 × 10,250.89
  4. Step 4: Simplify right side
    21,501.38x = 330,440,779.80
  5. Step 5: Solve for x
    x = 330,440,779.80/21,501.38
  6. Step 6: Final answer
    x = 15,368.35

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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.