Home / 47,004.30-70,492.68-13,715.46

Finding the Fourth Proportional to 47,004.30, 70,492.68 and 13,715.46

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Solution

The fourth proportional to 47,004.30, 70,492.68 and 13,715.46 is: 20,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,004.30 : 70,492.68 = 13,715.46 : x
  2. Step 2: Convert to fraction form
    47,004.30/70,492.68 = 13,715.46/x
  3. Step 3: Cross multiply
    47,004.30x = 70,492.68 × 13,715.46
  4. Step 4: Simplify right side
    47,004.30x = 966,839,532.83
  5. Step 5: Solve for x
    x = 966,839,532.83/47,004.30
  6. Step 6: Final answer
    x = 20,569.17

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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.