Home / 34,239.89-47,250.90-18,926.01

Finding the Fourth Proportional to 34,239.89, 47,250.90 and 18,926.01

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Solution

The fourth proportional to 34,239.89, 47,250.90 and 18,926.01 is: 26,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,239.89 : 47,250.90 = 18,926.01 : x
  2. Step 2: Convert to fraction form
    34,239.89/47,250.90 = 18,926.01/x
  3. Step 3: Cross multiply
    34,239.89x = 47,250.90 × 18,926.01
  4. Step 4: Simplify right side
    34,239.89x = 894,271,005.91
  5. Step 5: Solve for x
    x = 894,271,005.91/34,239.89
  6. Step 6: Final answer
    x = 26,117.82

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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.