Home / 40,823.19-61,258.48-15,880.46

Finding the Fourth Proportional to 40,823.19, 61,258.48 and 15,880.46

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Solution

The fourth proportional to 40,823.19, 61,258.48 and 15,880.46 is: 23,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.19 : 61,258.48 = 15,880.46 : x
  2. Step 2: Convert to fraction form
    40,823.19/61,258.48 = 15,880.46/x
  3. Step 3: Cross multiply
    40,823.19x = 61,258.48 × 15,880.46
  4. Step 4: Simplify right side
    40,823.19x = 972,812,495.31
  5. Step 5: Solve for x
    x = 972,812,495.31/40,823.19
  6. Step 6: Final answer
    x = 23,829.90

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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.