Home / 51,205.90-76,816.96-17,925.16

Finding the Fourth Proportional to 51,205.90, 76,816.96 and 17,925.16

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Solution

The fourth proportional to 51,205.90, 76,816.96 and 17,925.16 is: 26,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.90 : 76,816.96 = 17,925.16 : x
  2. Step 2: Convert to fraction form
    51,205.90/76,816.96 = 17,925.16/x
  3. Step 3: Cross multiply
    51,205.90x = 76,816.96 × 17,925.16
  4. Step 4: Simplify right side
    51,205.90x = 1,376,956,298.71
  5. Step 5: Solve for x
    x = 1,376,956,298.71/51,205.90
  6. Step 6: Final answer
    x = 26,890.58

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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.