Home / 53,288.73-73,538.10-29,415.40

Finding the Fourth Proportional to 53,288.73, 73,538.10 and 29,415.40

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Solution

The fourth proportional to 53,288.73, 73,538.10 and 29,415.40 is: 40,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,288.73 : 73,538.10 = 29,415.40 : x
  2. Step 2: Convert to fraction form
    53,288.73/73,538.10 = 29,415.40/x
  3. Step 3: Cross multiply
    53,288.73x = 73,538.10 × 29,415.40
  4. Step 4: Simplify right side
    53,288.73x = 2,163,152,442.89
  5. Step 5: Solve for x
    x = 2,163,152,442.89/53,288.73
  6. Step 6: Final answer
    x = 40,593.06

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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.