Home / 21,740.08-32,587.44-9,266.08

Finding the Fourth Proportional to 21,740.08, 32,587.44 and 9,266.08

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Solution

The fourth proportional to 21,740.08, 32,587.44 and 9,266.08 is: 13,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740.08 : 32,587.44 = 9,266.08 : x
  2. Step 2: Convert to fraction form
    21,740.08/32,587.44 = 9,266.08/x
  3. Step 3: Cross multiply
    21,740.08x = 32,587.44 × 9,266.08
  4. Step 4: Simplify right side
    21,740.08x = 301,957,826.04
  5. Step 5: Solve for x
    x = 301,957,826.04/21,740.08
  6. Step 6: Final answer
    x = 13,889.45

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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.