Home / 37,393.10-51,603.63-21,480.74

Finding the Fourth Proportional to 37,393.10, 51,603.63 and 21,480.74

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Solution

The fourth proportional to 37,393.10, 51,603.63 and 21,480.74 is: 29,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,393.10 : 51,603.63 = 21,480.74 : x
  2. Step 2: Convert to fraction form
    37,393.10/51,603.63 = 21,480.74/x
  3. Step 3: Cross multiply
    37,393.10x = 51,603.63 × 21,480.74
  4. Step 4: Simplify right side
    37,393.10x = 1,108,484,159.09
  5. Step 5: Solve for x
    x = 1,108,484,159.09/37,393.10
  6. Step 6: Final answer
    x = 29,644.08

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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.