Home / 19,913.94-29,870.91-10,061.55

Finding the Fourth Proportional to 19,913.94, 29,870.91 and 10,061.55

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Solution

The fourth proportional to 19,913.94, 29,870.91 and 10,061.55 is: 15,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.94 : 29,870.91 = 10,061.55 : x
  2. Step 2: Convert to fraction form
    19,913.94/29,870.91 = 10,061.55/x
  3. Step 3: Cross multiply
    19,913.94x = 29,870.91 × 10,061.55
  4. Step 4: Simplify right side
    19,913.94x = 300,547,654.51
  5. Step 5: Solve for x
    x = 300,547,654.51/19,913.94
  6. Step 6: Final answer
    x = 15,092.33

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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.