Home / 33,688.23-46,490.12-18,580.92

Finding the Fourth Proportional to 33,688.23, 46,490.12 and 18,580.92

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Solution

The fourth proportional to 33,688.23, 46,490.12 and 18,580.92 is: 25,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.23 : 46,490.12 = 18,580.92 : x
  2. Step 2: Convert to fraction form
    33,688.23/46,490.12 = 18,580.92/x
  3. Step 3: Cross multiply
    33,688.23x = 46,490.12 × 18,580.92
  4. Step 4: Simplify right side
    33,688.23x = 863,829,200.51
  5. Step 5: Solve for x
    x = 863,829,200.51/33,688.23
  6. Step 6: Final answer
    x = 25,641.87

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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.