Home / 34,347.48-47,403.51-20,926.62

Finding the Fourth Proportional to 34,347.48, 47,403.51 and 20,926.62

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Solution

The fourth proportional to 34,347.48, 47,403.51 and 20,926.62 is: 28,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347.48 : 47,403.51 = 20,926.62 : x
  2. Step 2: Convert to fraction form
    34,347.48/47,403.51 = 20,926.62/x
  3. Step 3: Cross multiply
    34,347.48x = 47,403.51 × 20,926.62
  4. Step 4: Simplify right side
    34,347.48x = 991,995,240.44
  5. Step 5: Solve for x
    x = 991,995,240.44/34,347.48
  6. Step 6: Final answer
    x = 28,881.17

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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.