Home / 35,653.50-53,438.49-12,259.26

Finding the Fourth Proportional to 35,653.50, 53,438.49 and 12,259.26

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Solution

The fourth proportional to 35,653.50, 53,438.49 and 12,259.26 is: 18,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.50 : 53,438.49 = 12,259.26 : x
  2. Step 2: Convert to fraction form
    35,653.50/53,438.49 = 12,259.26/x
  3. Step 3: Cross multiply
    35,653.50x = 53,438.49 × 12,259.26
  4. Step 4: Simplify right side
    35,653.50x = 655,116,342.92
  5. Step 5: Solve for x
    x = 655,116,342.92/35,653.50
  6. Step 6: Final answer
    x = 18,374.53

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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.