Home / 35,616.96-53,438.40-16,902.72

Finding the Fourth Proportional to 35,616.96, 53,438.40 and 16,902.72

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Solution

The fourth proportional to 35,616.96, 53,438.40 and 16,902.72 is: 25,360.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,616.96 : 53,438.40 = 16,902.72 : x
  2. Step 2: Convert to fraction form
    35,616.96/53,438.40 = 16,902.72/x
  3. Step 3: Cross multiply
    35,616.96x = 53,438.40 × 16,902.72
  4. Step 4: Simplify right side
    35,616.96x = 903,254,312.45
  5. Step 5: Solve for x
    x = 903,254,312.45/35,616.96
  6. Step 6: Final answer
    x = 25,360.23

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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.