Home / 40,653.23-61,005.88-21,946.30

Finding the Fourth Proportional to 40,653.23, 61,005.88 and 21,946.30

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Solution

The fourth proportional to 40,653.23, 61,005.88 and 21,946.30 is: 32,933.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,653.23 : 61,005.88 = 21,946.30 : x
  2. Step 2: Convert to fraction form
    40,653.23/61,005.88 = 21,946.30/x
  3. Step 3: Cross multiply
    40,653.23x = 61,005.88 × 21,946.30
  4. Step 4: Simplify right side
    40,653.23x = 1,338,853,219.16
  5. Step 5: Solve for x
    x = 1,338,853,219.16/40,653.23
  6. Step 6: Final answer
    x = 32,933.50

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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.