Home / 15,510.42-23,263.43-4,981.35

Finding the Fourth Proportional to 15,510.42, 23,263.43 and 4,981.35

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Solution

The fourth proportional to 15,510.42, 23,263.43 and 4,981.35 is: 7,471.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.42 : 23,263.43 = 4,981.35 : x
  2. Step 2: Convert to fraction form
    15,510.42/23,263.43 = 4,981.35/x
  3. Step 3: Cross multiply
    15,510.42x = 23,263.43 × 4,981.35
  4. Step 4: Simplify right side
    15,510.42x = 115,883,299.48
  5. Step 5: Solve for x
    x = 115,883,299.48/15,510.42
  6. Step 6: Final answer
    x = 7,471.32

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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.