Home / 51,548.94-77,335.70-18,271.91

Finding the Fourth Proportional to 51,548.94, 77,335.70 and 18,271.91

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Solution

The fourth proportional to 51,548.94, 77,335.70 and 18,271.91 is: 27,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548.94 : 77,335.70 = 18,271.91 : x
  2. Step 2: Convert to fraction form
    51,548.94/77,335.70 = 18,271.91/x
  3. Step 3: Cross multiply
    51,548.94x = 77,335.70 × 18,271.91
  4. Step 4: Simplify right side
    51,548.94x = 1,413,071,052.17
  5. Step 5: Solve for x
    x = 1,413,071,052.17/51,548.94
  6. Step 6: Final answer
    x = 27,412.22

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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.