Home / 21,514.18-32,266.42-9,048.28

Finding the Fourth Proportional to 21,514.18, 32,266.42 and 9,048.28

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Solution

The fourth proportional to 21,514.18, 32,266.42 and 9,048.28 is: 13,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514.18 : 32,266.42 = 9,048.28 : x
  2. Step 2: Convert to fraction form
    21,514.18/32,266.42 = 9,048.28/x
  3. Step 3: Cross multiply
    21,514.18x = 32,266.42 × 9,048.28
  4. Step 4: Simplify right side
    21,514.18x = 291,955,602.76
  5. Step 5: Solve for x
    x = 291,955,602.76/21,514.18
  6. Step 6: Final answer
    x = 13,570.38

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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.