Home / 45,026.64-67,538.48-13,436.92

Finding the Fourth Proportional to 45,026.64, 67,538.48 and 13,436.92

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Solution

The fourth proportional to 45,026.64, 67,538.48 and 13,436.92 is: 20,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,026.64 : 67,538.48 = 13,436.92 : x
  2. Step 2: Convert to fraction form
    45,026.64/67,538.48 = 13,436.92/x
  3. Step 3: Cross multiply
    45,026.64x = 67,538.48 × 13,436.92
  4. Step 4: Simplify right side
    45,026.64x = 907,509,152.68
  5. Step 5: Solve for x
    x = 907,509,152.68/45,026.64
  6. Step 6: Final answer
    x = 20,154.94

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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.