Home / 50,688.90-69,947.67-28,026.11

Finding the Fourth Proportional to 50,688.90, 69,947.67 and 28,026.11

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Solution

The fourth proportional to 50,688.90, 69,947.67 and 28,026.11 is: 38,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.90 : 69,947.67 = 28,026.11 : x
  2. Step 2: Convert to fraction form
    50,688.90/69,947.67 = 28,026.11/x
  3. Step 3: Cross multiply
    50,688.90x = 69,947.67 × 28,026.11
  4. Step 4: Simplify right side
    50,688.90x = 1,960,360,603.79
  5. Step 5: Solve for x
    x = 1,960,360,603.79/50,688.90
  6. Step 6: Final answer
    x = 38,674.36

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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.