Home / 53,386.30-73,669.93-29,511.55

Finding the Fourth Proportional to 53,386.30, 73,669.93 and 29,511.55

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Solution

The fourth proportional to 53,386.30, 73,669.93 and 29,511.55 is: 40,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.30 : 73,669.93 = 29,511.55 : x
  2. Step 2: Convert to fraction form
    53,386.30/73,669.93 = 29,511.55/x
  3. Step 3: Cross multiply
    53,386.30x = 73,669.93 × 29,511.55
  4. Step 4: Simplify right side
    53,386.30x = 2,174,113,822.69
  5. Step 5: Solve for x
    x = 2,174,113,822.69/53,386.30
  6. Step 6: Final answer
    x = 40,724.19

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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.