Home / 45,038.10-62,156.40-26,174

Finding the Fourth Proportional to 45,038.10, 62,156.40 and 26,174

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Solution

The fourth proportional to 45,038.10, 62,156.40 and 26,174 is: 36,122.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,038.10 : 62,156.40 = 26,174 : x
  2. Step 2: Convert to fraction form
    45,038.10/62,156.40 = 26,174/x
  3. Step 3: Cross multiply
    45,038.10x = 62,156.40 × 26,174
  4. Step 4: Simplify right side
    45,038.10x = 1,626,881,613.60
  5. Step 5: Solve for x
    x = 1,626,881,613.60/45,038.10
  6. Step 6: Final answer
    x = 36,122.34

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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.