Home / 19,212.93-28,823.85-7,526.25

Finding the Fourth Proportional to 19,212.93, 28,823.85 and 7,526.25

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Solution

The fourth proportional to 19,212.93, 28,823.85 and 7,526.25 is: 11,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.93 : 28,823.85 = 7,526.25 : x
  2. Step 2: Convert to fraction form
    19,212.93/28,823.85 = 7,526.25/x
  3. Step 3: Cross multiply
    19,212.93x = 28,823.85 × 7,526.25
  4. Step 4: Simplify right side
    19,212.93x = 216,935,501.06
  5. Step 5: Solve for x
    x = 216,935,501.06/19,212.93
  6. Step 6: Final answer
    x = 11,291.12

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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.