Home / 15,620.75-23,430.40-4,527.19

Finding the Fourth Proportional to 15,620.75, 23,430.40 and 4,527.19

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Solution

The fourth proportional to 15,620.75, 23,430.40 and 4,527.19 is: 6,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.75 : 23,430.40 = 4,527.19 : x
  2. Step 2: Convert to fraction form
    15,620.75/23,430.40 = 4,527.19/x
  3. Step 3: Cross multiply
    15,620.75x = 23,430.40 × 4,527.19
  4. Step 4: Simplify right side
    15,620.75x = 106,073,802.68
  5. Step 5: Solve for x
    x = 106,073,802.68/15,620.75
  6. Step 6: Final answer
    x = 6,790.57

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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.