Home / 48,415.98-66,812.60-26,905.66

Finding the Fourth Proportional to 48,415.98, 66,812.60 and 26,905.66

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Solution

The fourth proportional to 48,415.98, 66,812.60 and 26,905.66 is: 37,129.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.98 : 66,812.60 = 26,905.66 : x
  2. Step 2: Convert to fraction form
    48,415.98/66,812.60 = 26,905.66/x
  3. Step 3: Cross multiply
    48,415.98x = 66,812.60 × 26,905.66
  4. Step 4: Simplify right side
    48,415.98x = 1,797,637,099.32
  5. Step 5: Solve for x
    x = 1,797,637,099.32/48,415.98
  6. Step 6: Final answer
    x = 37,129.00

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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.