Home / 30,437.24-45,672.24-15,642.23

Finding the Fourth Proportional to 30,437.24, 45,672.24 and 15,642.23

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Solution

The fourth proportional to 30,437.24, 45,672.24 and 15,642.23 is: 23,471.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.24 : 45,672.24 = 15,642.23 : x
  2. Step 2: Convert to fraction form
    30,437.24/45,672.24 = 15,642.23/x
  3. Step 3: Cross multiply
    30,437.24x = 45,672.24 × 15,642.23
  4. Step 4: Simplify right side
    30,437.24x = 714,415,682.70
  5. Step 5: Solve for x
    x = 714,415,682.70/30,437.24
  6. Step 6: Final answer
    x = 23,471.76

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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.