Home / 19,235.66-28,853.19-9,870.27

Finding the Fourth Proportional to 19,235.66, 28,853.19 and 9,870.27

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Solution

The fourth proportional to 19,235.66, 28,853.19 and 9,870.27 is: 14,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.66 : 28,853.19 = 9,870.27 : x
  2. Step 2: Convert to fraction form
    19,235.66/28,853.19 = 9,870.27/x
  3. Step 3: Cross multiply
    19,235.66x = 28,853.19 × 9,870.27
  4. Step 4: Simplify right side
    19,235.66x = 284,788,726.31
  5. Step 5: Solve for x
    x = 284,788,726.31/19,235.66
  6. Step 6: Final answer
    x = 14,805.25

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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.