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Finding the Fourth Proportional to 42,776.88, 59,033.40 and 23,914.80

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Solution

The fourth proportional to 42,776.88, 59,033.40 and 23,914.80 is: 33,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,776.88 : 59,033.40 = 23,914.80 : x
  2. Step 2: Convert to fraction form
    42,776.88/59,033.40 = 23,914.80/x
  3. Step 3: Cross multiply
    42,776.88x = 59,033.40 × 23,914.80
  4. Step 4: Simplify right side
    42,776.88x = 1,411,771,954.32
  5. Step 5: Solve for x
    x = 1,411,771,954.32/42,776.88
  6. Step 6: Final answer
    x = 33,003.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.