Home / 30,152.81-45,233.33-10,426.07

Finding the Fourth Proportional to 30,152.81, 45,233.33 and 10,426.07

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Solution

The fourth proportional to 30,152.81, 45,233.33 and 10,426.07 is: 15,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.81 : 45,233.33 = 10,426.07 : x
  2. Step 2: Convert to fraction form
    30,152.81/45,233.33 = 10,426.07/x
  3. Step 3: Cross multiply
    30,152.81x = 45,233.33 × 10,426.07
  4. Step 4: Simplify right side
    30,152.81x = 471,605,586.62
  5. Step 5: Solve for x
    x = 471,605,586.62/30,152.81
  6. Step 6: Final answer
    x = 15,640.52

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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.