Home / 30,293.82-45,437.50-10,572.76

Finding the Fourth Proportional to 30,293.82, 45,437.50 and 10,572.76

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Solution

The fourth proportional to 30,293.82, 45,437.50 and 10,572.76 is: 15,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.82 : 45,437.50 = 10,572.76 : x
  2. Step 2: Convert to fraction form
    30,293.82/45,437.50 = 10,572.76/x
  3. Step 3: Cross multiply
    30,293.82x = 45,437.50 × 10,572.76
  4. Step 4: Simplify right side
    30,293.82x = 480,399,782.50
  5. Step 5: Solve for x
    x = 480,399,782.50/30,293.82
  6. Step 6: Final answer
    x = 15,858.01

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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.