Home / 37,254.15-51,413.64-21,343.71

Finding the Fourth Proportional to 37,254.15, 51,413.64 and 21,343.71

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Solution

The fourth proportional to 37,254.15, 51,413.64 and 21,343.71 is: 29,455.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,254.15 : 51,413.64 = 21,343.71 : x
  2. Step 2: Convert to fraction form
    37,254.15/51,413.64 = 21,343.71/x
  3. Step 3: Cross multiply
    37,254.15x = 51,413.64 × 21,343.71
  4. Step 4: Simplify right side
    37,254.15x = 1,097,357,822.20
  5. Step 5: Solve for x
    x = 1,097,357,822.20/37,254.15
  6. Step 6: Final answer
    x = 29,455.99

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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.