Home / 19,378.48-29,068.40-6,229.14

Finding the Fourth Proportional to 19,378.48, 29,068.40 and 6,229.14

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Solution

The fourth proportional to 19,378.48, 29,068.40 and 6,229.14 is: 9,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378.48 : 29,068.40 = 6,229.14 : x
  2. Step 2: Convert to fraction form
    19,378.48/29,068.40 = 6,229.14/x
  3. Step 3: Cross multiply
    19,378.48x = 29,068.40 × 6,229.14
  4. Step 4: Simplify right side
    19,378.48x = 181,071,133.18
  5. Step 5: Solve for x
    x = 181,071,133.18/19,378.48
  6. Step 6: Final answer
    x = 9,343.93

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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.