Home / 40,832.94-61,210.53-13,111.50

Finding the Fourth Proportional to 40,832.94, 61,210.53 and 13,111.50

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Solution

The fourth proportional to 40,832.94, 61,210.53 and 13,111.50 is: 19,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,832.94 : 61,210.53 = 13,111.50 : x
  2. Step 2: Convert to fraction form
    40,832.94/61,210.53 = 13,111.50/x
  3. Step 3: Cross multiply
    40,832.94x = 61,210.53 × 13,111.50
  4. Step 4: Simplify right side
    40,832.94x = 802,561,864.10
  5. Step 5: Solve for x
    x = 802,561,864.10/40,832.94
  6. Step 6: Final answer
    x = 19,654.77

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1.5x scale

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.