Home / 40,915.34-61,258.73-22,128.07

Finding the Fourth Proportional to 40,915.34, 61,258.73 and 22,128.07

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Solution

The fourth proportional to 40,915.34, 61,258.73 and 22,128.07 is: 33,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.34 : 61,258.73 = 22,128.07 : x
  2. Step 2: Convert to fraction form
    40,915.34/61,258.73 = 22,128.07/x
  3. Step 3: Cross multiply
    40,915.34x = 61,258.73 × 22,128.07
  4. Step 4: Simplify right side
    40,915.34x = 1,355,537,362.16
  5. Step 5: Solve for x
    x = 1,355,537,362.16/40,915.34
  6. Step 6: Final answer
    x = 33,130.30

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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.