Home / 15,430.42-23,146.83-5,043.22

Finding the Fourth Proportional to 15,430.42, 23,146.83 and 5,043.22

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Solution

The fourth proportional to 15,430.42, 23,146.83 and 5,043.22 is: 7,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430.42 : 23,146.83 = 5,043.22 : x
  2. Step 2: Convert to fraction form
    15,430.42/23,146.83 = 5,043.22/x
  3. Step 3: Cross multiply
    15,430.42x = 23,146.83 × 5,043.22
  4. Step 4: Simplify right side
    15,430.42x = 116,734,555.99
  5. Step 5: Solve for x
    x = 116,734,555.99/15,430.42
  6. Step 6: Final answer
    x = 7,565.22

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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.