Home / 37,368.64-51,569.36-20,601.60

Finding the Fourth Proportional to 37,368.64, 51,569.36 and 20,601.60

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Solution

The fourth proportional to 37,368.64, 51,569.36 and 20,601.60 is: 28,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.64 : 51,569.36 = 20,601.60 : x
  2. Step 2: Convert to fraction form
    37,368.64/51,569.36 = 20,601.60/x
  3. Step 3: Cross multiply
    37,368.64x = 51,569.36 × 20,601.60
  4. Step 4: Simplify right side
    37,368.64x = 1,062,411,326.98
  5. Step 5: Solve for x
    x = 1,062,411,326.98/37,368.64
  6. Step 6: Final answer
    x = 28,430.56

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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.