Home / 23,430.06-35,141.18-10,278.90

Finding the Fourth Proportional to 23,430.06, 35,141.18 and 10,278.90

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Solution

The fourth proportional to 23,430.06, 35,141.18 and 10,278.90 is: 15,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.06 : 35,141.18 = 10,278.90 : x
  2. Step 2: Convert to fraction form
    23,430.06/35,141.18 = 10,278.90/x
  3. Step 3: Cross multiply
    23,430.06x = 35,141.18 × 10,278.90
  4. Step 4: Simplify right side
    23,430.06x = 361,212,623.71
  5. Step 5: Solve for x
    x = 361,212,623.71/23,430.06
  6. Step 6: Final answer
    x = 15,416.63

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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.