Home / 14,030.48-21,045.72-3,642.14

Finding the Fourth Proportional to 14,030.48, 21,045.72 and 3,642.14

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Solution

The fourth proportional to 14,030.48, 21,045.72 and 3,642.14 is: 5,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.48 : 21,045.72 = 3,642.14 : x
  2. Step 2: Convert to fraction form
    14,030.48/21,045.72 = 3,642.14/x
  3. Step 3: Cross multiply
    14,030.48x = 21,045.72 × 3,642.14
  4. Step 4: Simplify right side
    14,030.48x = 76,651,458.64
  5. Step 5: Solve for x
    x = 76,651,458.64/14,030.48
  6. Step 6: Final answer
    x = 5,463.21

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Similar ratio
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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.