Home / 19,221.04-28,830.14-9,232.93

Finding the Fourth Proportional to 19,221.04, 28,830.14 and 9,232.93

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Solution

The fourth proportional to 19,221.04, 28,830.14 and 9,232.93 is: 13,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.04 : 28,830.14 = 9,232.93 : x
  2. Step 2: Convert to fraction form
    19,221.04/28,830.14 = 9,232.93/x
  3. Step 3: Cross multiply
    19,221.04x = 28,830.14 × 9,232.93
  4. Step 4: Simplify right side
    19,221.04x = 266,186,664.51
  5. Step 5: Solve for x
    x = 266,186,664.51/19,221.04
  6. Step 6: Final answer
    x = 13,848.71

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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.