Home / 40,946.40-61,477.20-25,394.40

Finding the Fourth Proportional to 40,946.40, 61,477.20 and 25,394.40

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Solution

The fourth proportional to 40,946.40, 61,477.20 and 25,394.40 is: 38,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,946.40 : 61,477.20 = 25,394.40 : x
  2. Step 2: Convert to fraction form
    40,946.40/61,477.20 = 25,394.40/x
  3. Step 3: Cross multiply
    40,946.40x = 61,477.20 × 25,394.40
  4. Step 4: Simplify right side
    40,946.40x = 1,561,176,607.68
  5. Step 5: Solve for x
    x = 1,561,176,607.68/40,946.40
  6. Step 6: Final answer
    x = 38,127.32

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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.