Home / 30,293.34-45,436.75-10,572.27

Finding the Fourth Proportional to 30,293.34, 45,436.75 and 10,572.27

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Solution

The fourth proportional to 30,293.34, 45,436.75 and 10,572.27 is: 15,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.34 : 45,436.75 = 10,572.27 : x
  2. Step 2: Convert to fraction form
    30,293.34/45,436.75 = 10,572.27/x
  3. Step 3: Cross multiply
    30,293.34x = 45,436.75 × 10,572.27
  4. Step 4: Simplify right side
    30,293.34x = 480,369,588.92
  5. Step 5: Solve for x
    x = 480,369,588.92/30,293.34
  6. Step 6: Final answer
    x = 15,857.27

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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.