Home / 52,413.77-72,332.30-28,541.75

Finding the Fourth Proportional to 52,413.77, 72,332.30 and 28,541.75

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Solution

The fourth proportional to 52,413.77, 72,332.30 and 28,541.75 is: 39,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,413.77 : 72,332.30 = 28,541.75 : x
  2. Step 2: Convert to fraction form
    52,413.77/72,332.30 = 28,541.75/x
  3. Step 3: Cross multiply
    52,413.77x = 72,332.30 × 28,541.75
  4. Step 4: Simplify right side
    52,413.77x = 2,064,490,133.22
  5. Step 5: Solve for x
    x = 2,064,490,133.22/52,413.77
  6. Step 6: Final answer
    x = 39,388.31

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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.