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Finding the Fourth Proportional to 43,149, 59,547.06 and 26,378.76

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Solution

The fourth proportional to 43,149, 59,547.06 and 26,378.76 is: 36,403.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149 : 59,547.06 = 26,378.76 : x
  2. Step 2: Convert to fraction form
    43,149/59,547.06 = 26,378.76/x
  3. Step 3: Cross multiply
    43,149x = 59,547.06 × 26,378.76
  4. Step 4: Simplify right side
    43,149x = 1,570,777,604.45
  5. Step 5: Solve for x
    x = 1,570,777,604.45/43,149
  6. Step 6: Final answer
    x = 36,403.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.