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Finding the Fourth Proportional to 51,762.16, 77,641.04 and 14,826.16

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Solution

The fourth proportional to 51,762.16, 77,641.04 and 14,826.16 is: 22,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762.16 : 77,641.04 = 14,826.16 : x
  2. Step 2: Convert to fraction form
    51,762.16/77,641.04 = 14,826.16/x
  3. Step 3: Cross multiply
    51,762.16x = 77,641.04 × 14,826.16
  4. Step 4: Simplify right side
    51,762.16x = 1,151,118,481.61
  5. Step 5: Solve for x
    x = 1,151,118,481.61/51,762.16
  6. Step 6: Final answer
    x = 22,238.61

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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.