Home / 30,588.12-45,783.71-15,776.66

Finding the Fourth Proportional to 30,588.12, 45,783.71 and 15,776.66

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Solution

The fourth proportional to 30,588.12, 45,783.71 and 15,776.66 is: 23,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588.12 : 45,783.71 = 15,776.66 : x
  2. Step 2: Convert to fraction form
    30,588.12/45,783.71 = 15,776.66/x
  3. Step 3: Cross multiply
    30,588.12x = 45,783.71 × 15,776.66
  4. Step 4: Simplify right side
    30,588.12x = 722,314,026.21
  5. Step 5: Solve for x
    x = 722,314,026.21/30,588.12
  6. Step 6: Final answer
    x = 23,614.20

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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.