Home / 34,353.22-47,411.64-20,926.45

Finding the Fourth Proportional to 34,353.22, 47,411.64 and 20,926.45

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Solution

The fourth proportional to 34,353.22, 47,411.64 and 20,926.45 is: 28,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,353.22 : 47,411.64 = 20,926.45 : x
  2. Step 2: Convert to fraction form
    34,353.22/47,411.64 = 20,926.45/x
  3. Step 3: Cross multiply
    34,353.22x = 47,411.64 × 20,926.45
  4. Step 4: Simplify right side
    34,353.22x = 992,157,313.88
  5. Step 5: Solve for x
    x = 992,157,313.88/34,353.22
  6. Step 6: Final answer
    x = 28,881.06

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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.