Home / 22,834.08-31,510.96-12,762.54

Finding the Fourth Proportional to 22,834.08, 31,510.96 and 12,762.54

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Solution

The fourth proportional to 22,834.08, 31,510.96 and 12,762.54 is: 17,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,834.08 : 31,510.96 = 12,762.54 : x
  2. Step 2: Convert to fraction form
    22,834.08/31,510.96 = 12,762.54/x
  3. Step 3: Cross multiply
    22,834.08x = 31,510.96 × 12,762.54
  4. Step 4: Simplify right side
    22,834.08x = 402,159,887.44
  5. Step 5: Solve for x
    x = 402,159,887.44/22,834.08
  6. Step 6: Final answer
    x = 17,612.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.