Home / 30,526.31-42,127.76-17,094.89

Finding the Fourth Proportional to 30,526.31, 42,127.76 and 17,094.89

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Solution

The fourth proportional to 30,526.31, 42,127.76 and 17,094.89 is: 23,591.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.31 : 42,127.76 = 17,094.89 : x
  2. Step 2: Convert to fraction form
    30,526.31/42,127.76 = 17,094.89/x
  3. Step 3: Cross multiply
    30,526.31x = 42,127.76 × 17,094.89
  4. Step 4: Simplify right side
    30,526.31x = 720,169,423.15
  5. Step 5: Solve for x
    x = 720,169,423.15/30,526.31
  6. Step 6: Final answer
    x = 23,591.76

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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.