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Finding the Fourth Proportional to 34,624.60, 51,919.58 and 17,980.01

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Solution

The fourth proportional to 34,624.60, 51,919.58 and 17,980.01 is: 26,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,624.60 : 51,919.58 = 17,980.01 : x
  2. Step 2: Convert to fraction form
    34,624.60/51,919.58 = 17,980.01/x
  3. Step 3: Cross multiply
    34,624.60x = 51,919.58 × 17,980.01
  4. Step 4: Simplify right side
    34,624.60x = 933,514,547.65
  5. Step 5: Solve for x
    x = 933,514,547.65/34,624.60
  6. Step 6: Final answer
    x = 26,961.02

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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.