Home / 35,688.70-53,490.50-14,627.88

Finding the Fourth Proportional to 35,688.70, 53,490.50 and 14,627.88

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Solution

The fourth proportional to 35,688.70, 53,490.50 and 14,627.88 is: 21,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.70 : 53,490.50 = 14,627.88 : x
  2. Step 2: Convert to fraction form
    35,688.70/53,490.50 = 14,627.88/x
  3. Step 3: Cross multiply
    35,688.70x = 53,490.50 × 14,627.88
  4. Step 4: Simplify right side
    35,688.70x = 782,452,615.14
  5. Step 5: Solve for x
    x = 782,452,615.14/35,688.70
  6. Step 6: Final answer
    x = 21,924.38

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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.