Home / 19,055.45-28,588.95-9,192.89

Finding the Fourth Proportional to 19,055.45, 28,588.95 and 9,192.89

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Solution

The fourth proportional to 19,055.45, 28,588.95 and 9,192.89 is: 13,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.45 : 28,588.95 = 9,192.89 : x
  2. Step 2: Convert to fraction form
    19,055.45/28,588.95 = 9,192.89/x
  3. Step 3: Cross multiply
    19,055.45x = 28,588.95 × 9,192.89
  4. Step 4: Simplify right side
    19,055.45x = 262,815,144.04
  5. Step 5: Solve for x
    x = 262,815,144.04/19,055.45
  6. Step 6: Final answer
    x = 13,792.12

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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.