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Finding the Fourth Proportional to 24,653.58, 36,948.60 and 21,478.18

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Solution

The fourth proportional to 24,653.58, 36,948.60 and 21,478.18 is: 32,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,653.58 : 36,948.60 = 21,478.18 : x
  2. Step 2: Convert to fraction form
    24,653.58/36,948.60 = 21,478.18/x
  3. Step 3: Cross multiply
    24,653.58x = 36,948.60 × 21,478.18
  4. Step 4: Simplify right side
    24,653.58x = 793,588,681.55
  5. Step 5: Solve for x
    x = 793,588,681.55/24,653.58
  6. Step 6: Final answer
    x = 32,189.59

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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.