Home / 30,588.32-45,907.36-15,801.56

Finding the Fourth Proportional to 30,588.32, 45,907.36 and 15,801.56

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Solution

The fourth proportional to 30,588.32, 45,907.36 and 15,801.56 is: 23,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588.32 : 45,907.36 = 15,801.56 : x
  2. Step 2: Convert to fraction form
    30,588.32/45,907.36 = 15,801.56/x
  3. Step 3: Cross multiply
    30,588.32x = 45,907.36 × 15,801.56
  4. Step 4: Simplify right side
    30,588.32x = 725,407,903.48
  5. Step 5: Solve for x
    x = 725,407,903.48/30,588.32
  6. Step 6: Final answer
    x = 23,715.19

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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.