Home / 47,661.45-71,492.72-14,381.84

Finding the Fourth Proportional to 47,661.45, 71,492.72 and 14,381.84

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Solution

The fourth proportional to 47,661.45, 71,492.72 and 14,381.84 is: 21,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,661.45 : 71,492.72 = 14,381.84 : x
  2. Step 2: Convert to fraction form
    47,661.45/71,492.72 = 14,381.84/x
  3. Step 3: Cross multiply
    47,661.45x = 71,492.72 × 14,381.84
  4. Step 4: Simplify right side
    47,661.45x = 1,028,196,430.83
  5. Step 5: Solve for x
    x = 1,028,196,430.83/47,661.45
  6. Step 6: Final answer
    x = 21,572.92

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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.