Home / 51,490.81-77,233.91-14,050.76

Finding the Fourth Proportional to 51,490.81, 77,233.91 and 14,050.76

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Solution

The fourth proportional to 51,490.81, 77,233.91 and 14,050.76 is: 21,075.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,490.81 : 77,233.91 = 14,050.76 : x
  2. Step 2: Convert to fraction form
    51,490.81/77,233.91 = 14,050.76/x
  3. Step 3: Cross multiply
    51,490.81x = 77,233.91 × 14,050.76
  4. Step 4: Simplify right side
    51,490.81x = 1,085,195,133.27
  5. Step 5: Solve for x
    x = 1,085,195,133.27/51,490.81
  6. Step 6: Final answer
    x = 21,075.51

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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.