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Finding the Fourth Proportional to 24,059.95, 36,089.93 and 12,971.86

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Solution

The fourth proportional to 24,059.95, 36,089.93 and 12,971.86 is: 19,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,059.95 : 36,089.93 = 12,971.86 : x
  2. Step 2: Convert to fraction form
    24,059.95/36,089.93 = 12,971.86/x
  3. Step 3: Cross multiply
    24,059.95x = 36,089.93 × 12,971.86
  4. Step 4: Simplify right side
    24,059.95x = 468,153,461.57
  5. Step 5: Solve for x
    x = 468,153,461.57/24,059.95
  6. Step 6: Final answer
    x = 19,457.79

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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.