Home / 19,926.48-29,890.86-10,054.20

Finding the Fourth Proportional to 19,926.48, 29,890.86 and 10,054.20

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Solution

The fourth proportional to 19,926.48, 29,890.86 and 10,054.20 is: 15,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.48 : 29,890.86 = 10,054.20 : x
  2. Step 2: Convert to fraction form
    19,926.48/29,890.86 = 10,054.20/x
  3. Step 3: Cross multiply
    19,926.48x = 29,890.86 × 10,054.20
  4. Step 4: Simplify right side
    19,926.48x = 300,528,684.61
  5. Step 5: Solve for x
    x = 300,528,684.61/19,926.48
  6. Step 6: Final answer
    x = 15,081.88

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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.