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Finding the Fourth Proportional to 21,746.68, 32,624.02 and 9,266.68

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Solution

The fourth proportional to 21,746.68, 32,624.02 and 9,266.68 is: 13,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.68 : 32,624.02 = 9,266.68 : x
  2. Step 2: Convert to fraction form
    21,746.68/32,624.02 = 9,266.68/x
  3. Step 3: Cross multiply
    21,746.68x = 32,624.02 × 9,266.68
  4. Step 4: Simplify right side
    21,746.68x = 302,316,353.65
  5. Step 5: Solve for x
    x = 302,316,353.65/21,746.68
  6. Step 6: Final answer
    x = 13,901.72

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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.