Home / 32,951.18-45,472.84-18,415.36

Finding the Fourth Proportional to 32,951.18, 45,472.84 and 18,415.36

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Solution

The fourth proportional to 32,951.18, 45,472.84 and 18,415.36 is: 25,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,951.18 : 45,472.84 = 18,415.36 : x
  2. Step 2: Convert to fraction form
    32,951.18/45,472.84 = 18,415.36/x
  3. Step 3: Cross multiply
    32,951.18x = 45,472.84 × 18,415.36
  4. Step 4: Simplify right side
    32,951.18x = 837,398,718.82
  5. Step 5: Solve for x
    x = 837,398,718.82/32,951.18
  6. Step 6: Final answer
    x = 25,413.32

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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.