Home / 35,472.78-53,210.30-13,281.93

Finding the Fourth Proportional to 35,472.78, 53,210.30 and 13,281.93

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Solution

The fourth proportional to 35,472.78, 53,210.30 and 13,281.93 is: 19,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,472.78 : 53,210.30 = 13,281.93 : x
  2. Step 2: Convert to fraction form
    35,472.78/53,210.30 = 13,281.93/x
  3. Step 3: Cross multiply
    35,472.78x = 53,210.30 × 13,281.93
  4. Step 4: Simplify right side
    35,472.78x = 706,735,413.47
  5. Step 5: Solve for x
    x = 706,735,413.47/35,472.78
  6. Step 6: Final answer
    x = 19,923.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.