Home / 37,628.24-51,925.12-21,717.76

Finding the Fourth Proportional to 37,628.24, 51,925.12 and 21,717.76

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Solution

The fourth proportional to 37,628.24, 51,925.12 and 21,717.76 is: 29,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.24 : 51,925.12 = 21,717.76 : x
  2. Step 2: Convert to fraction form
    37,628.24/51,925.12 = 21,717.76/x
  3. Step 3: Cross multiply
    37,628.24x = 51,925.12 × 21,717.76
  4. Step 4: Simplify right side
    37,628.24x = 1,127,697,294.13
  5. Step 5: Solve for x
    x = 1,127,697,294.13/37,628.24
  6. Step 6: Final answer
    x = 29,969.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.