Home / 37,332.04-51,516.12-21,415

Finding the Fourth Proportional to 37,332.04, 51,516.12 and 21,415

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Solution

The fourth proportional to 37,332.04, 51,516.12 and 21,415 is: 29,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,332.04 : 51,516.12 = 21,415 : x
  2. Step 2: Convert to fraction form
    37,332.04/51,516.12 = 21,415/x
  3. Step 3: Cross multiply
    37,332.04x = 51,516.12 × 21,415
  4. Step 4: Simplify right side
    37,332.04x = 1,103,217,709.80
  5. Step 5: Solve for x
    x = 1,103,217,709.80/37,332.04
  6. Step 6: Final answer
    x = 29,551.50

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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.