Home / 35,555.21-53,295.34-14,487.11

Finding the Fourth Proportional to 35,555.21, 53,295.34 and 14,487.11

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Solution

The fourth proportional to 35,555.21, 53,295.34 and 14,487.11 is: 21,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,555.21 : 53,295.34 = 14,487.11 : x
  2. Step 2: Convert to fraction form
    35,555.21/53,295.34 = 14,487.11/x
  3. Step 3: Cross multiply
    35,555.21x = 53,295.34 × 14,487.11
  4. Step 4: Simplify right side
    35,555.21x = 772,095,453.07
  5. Step 5: Solve for x
    x = 772,095,453.07/35,555.21
  6. Step 6: Final answer
    x = 21,715.40

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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.