Home / 42,549.60-63,824.56-14,847.60

Finding the Fourth Proportional to 42,549.60, 63,824.56 and 14,847.60

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Solution

The fourth proportional to 42,549.60, 63,824.56 and 14,847.60 is: 22,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,549.60 : 63,824.56 = 14,847.60 : x
  2. Step 2: Convert to fraction form
    42,549.60/63,824.56 = 14,847.60/x
  3. Step 3: Cross multiply
    42,549.60x = 63,824.56 × 14,847.60
  4. Step 4: Simplify right side
    42,549.60x = 947,641,537.06
  5. Step 5: Solve for x
    x = 947,641,537.06/42,549.60
  6. Step 6: Final answer
    x = 22,271.46

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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.