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Finding the Fourth Proportional to 56,495.48, 84,756.90 and 17,050.18

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Solution

The fourth proportional to 56,495.48, 84,756.90 and 17,050.18 is: 25,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.48 : 84,756.90 = 17,050.18 : x
  2. Step 2: Convert to fraction form
    56,495.48/84,756.90 = 17,050.18/x
  3. Step 3: Cross multiply
    56,495.48x = 84,756.90 × 17,050.18
  4. Step 4: Simplify right side
    56,495.48x = 1,445,120,401.24
  5. Step 5: Solve for x
    x = 1,445,120,401.24/56,495.48
  6. Step 6: Final answer
    x = 25,579.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.