Home / 35,625.60-53,438.40-13,737.60

Finding the Fourth Proportional to 35,625.60, 53,438.40 and 13,737.60

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Solution

The fourth proportional to 35,625.60, 53,438.40 and 13,737.60 is: 20,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,625.60 : 53,438.40 = 13,737.60 : x
  2. Step 2: Convert to fraction form
    35,625.60/53,438.40 = 13,737.60/x
  3. Step 3: Cross multiply
    35,625.60x = 53,438.40 × 13,737.60
  4. Step 4: Simplify right side
    35,625.60x = 734,115,363.84
  5. Step 5: Solve for x
    x = 734,115,363.84/35,625.60
  6. Step 6: Final answer
    x = 20,606.40

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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.