Home / 19,104.58-28,643.81-9,726.45

Finding the Fourth Proportional to 19,104.58, 28,643.81 and 9,726.45

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Solution

The fourth proportional to 19,104.58, 28,643.81 and 9,726.45 is: 14,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.58 : 28,643.81 = 9,726.45 : x
  2. Step 2: Convert to fraction form
    19,104.58/28,643.81 = 9,726.45/x
  3. Step 3: Cross multiply
    19,104.58x = 28,643.81 × 9,726.45
  4. Step 4: Simplify right side
    19,104.58x = 278,602,674.83
  5. Step 5: Solve for x
    x = 278,602,674.83/19,104.58
  6. Step 6: Final answer
    x = 14,583.03

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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.