Home / 37,557.05-51,828.65-20,561.16

Finding the Fourth Proportional to 37,557.05, 51,828.65 and 20,561.16

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Solution

The fourth proportional to 37,557.05, 51,828.65 and 20,561.16 is: 28,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,557.05 : 51,828.65 = 20,561.16 : x
  2. Step 2: Convert to fraction form
    37,557.05/51,828.65 = 20,561.16/x
  3. Step 3: Cross multiply
    37,557.05x = 51,828.65 × 20,561.16
  4. Step 4: Simplify right side
    37,557.05x = 1,065,657,062.43
  5. Step 5: Solve for x
    x = 1,065,657,062.43/37,557.05
  6. Step 6: Final answer
    x = 28,374.35

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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.