Home / 51,651.34-77,509.76-22,069.40

Finding the Fourth Proportional to 51,651.34, 77,509.76 and 22,069.40

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Solution

The fourth proportional to 51,651.34, 77,509.76 and 22,069.40 is: 33,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651.34 : 77,509.76 = 22,069.40 : x
  2. Step 2: Convert to fraction form
    51,651.34/77,509.76 = 22,069.40/x
  3. Step 3: Cross multiply
    51,651.34x = 77,509.76 × 22,069.40
  4. Step 4: Simplify right side
    51,651.34x = 1,710,593,897.34
  5. Step 5: Solve for x
    x = 1,710,593,897.34/51,651.34
  6. Step 6: Final answer
    x = 33,118.09

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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.