Home / 56,413.01-84,623.76-18,973.19

Finding the Fourth Proportional to 56,413.01, 84,623.76 and 18,973.19

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Solution

The fourth proportional to 56,413.01, 84,623.76 and 18,973.19 is: 28,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,413.01 : 84,623.76 = 18,973.19 : x
  2. Step 2: Convert to fraction form
    56,413.01/84,623.76 = 18,973.19/x
  3. Step 3: Cross multiply
    56,413.01x = 84,623.76 × 18,973.19
  4. Step 4: Simplify right side
    56,413.01x = 1,605,582,253.88
  5. Step 5: Solve for x
    x = 1,605,582,253.88/56,413.01
  6. Step 6: Final answer
    x = 28,461.21

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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.