Home / 35,614.08-53,402.70-20,827.32

Finding the Fourth Proportional to 35,614.08, 53,402.70 and 20,827.32

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Solution

The fourth proportional to 35,614.08, 53,402.70 and 20,827.32 is: 31,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,614.08 : 53,402.70 = 20,827.32 : x
  2. Step 2: Convert to fraction form
    35,614.08/53,402.70 = 20,827.32/x
  3. Step 3: Cross multiply
    35,614.08x = 53,402.70 × 20,827.32
  4. Step 4: Simplify right side
    35,614.08x = 1,112,235,121.76
  5. Step 5: Solve for x
    x = 1,112,235,121.76/35,614.08
  6. Step 6: Final answer
    x = 31,230.21

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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.