Home / 37,445.76-51,675.08-21,533.28

Finding the Fourth Proportional to 37,445.76, 51,675.08 and 21,533.28

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Solution

The fourth proportional to 37,445.76, 51,675.08 and 21,533.28 is: 29,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,445.76 : 51,675.08 = 21,533.28 : x
  2. Step 2: Convert to fraction form
    37,445.76/51,675.08 = 21,533.28/x
  3. Step 3: Cross multiply
    37,445.76x = 51,675.08 × 21,533.28
  4. Step 4: Simplify right side
    37,445.76x = 1,112,733,966.66
  5. Step 5: Solve for x
    x = 1,112,733,966.66/37,445.76
  6. Step 6: Final answer
    x = 29,715.89

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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.