Home / 30,314.48-45,470.10-10,592.60

Finding the Fourth Proportional to 30,314.48, 45,470.10 and 10,592.60

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Solution

The fourth proportional to 30,314.48, 45,470.10 and 10,592.60 is: 15,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.48 : 45,470.10 = 10,592.60 : x
  2. Step 2: Convert to fraction form
    30,314.48/45,470.10 = 10,592.60/x
  3. Step 3: Cross multiply
    30,314.48x = 45,470.10 × 10,592.60
  4. Step 4: Simplify right side
    30,314.48x = 481,646,581.26
  5. Step 5: Solve for x
    x = 481,646,581.26/30,314.48
  6. Step 6: Final answer
    x = 15,888.33

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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.