Home / 51,014.18-76,521.17-13,574.25

Finding the Fourth Proportional to 51,014.18, 76,521.17 and 13,574.25

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Solution

The fourth proportional to 51,014.18, 76,521.17 and 13,574.25 is: 20,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,014.18 : 76,521.17 = 13,574.25 : x
  2. Step 2: Convert to fraction form
    51,014.18/76,521.17 = 13,574.25/x
  3. Step 3: Cross multiply
    51,014.18x = 76,521.17 × 13,574.25
  4. Step 4: Simplify right side
    51,014.18x = 1,038,717,424.00
  5. Step 5: Solve for x
    x = 1,038,717,424.00/51,014.18
  6. Step 6: Final answer
    x = 20,361.35

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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.