Home / 45,155.32-67,737.45-15,569.26

Finding the Fourth Proportional to 45,155.32, 67,737.45 and 15,569.26

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Solution

The fourth proportional to 45,155.32, 67,737.45 and 15,569.26 is: 23,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.32 : 67,737.45 = 15,569.26 : x
  2. Step 2: Convert to fraction form
    45,155.32/67,737.45 = 15,569.26/x
  3. Step 3: Cross multiply
    45,155.32x = 67,737.45 × 15,569.26
  4. Step 4: Simplify right side
    45,155.32x = 1,054,621,970.79
  5. Step 5: Solve for x
    x = 1,054,621,970.79/45,155.32
  6. Step 6: Final answer
    x = 23,355.43

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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.