Home / 47,126.10-70,678.14-13,837.26

Finding the Fourth Proportional to 47,126.10, 70,678.14 and 13,837.26

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Solution

The fourth proportional to 47,126.10, 70,678.14 and 13,837.26 is: 20,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,126.10 : 70,678.14 = 13,837.26 : x
  2. Step 2: Convert to fraction form
    47,126.10/70,678.14 = 13,837.26/x
  3. Step 3: Cross multiply
    47,126.10x = 70,678.14 × 13,837.26
  4. Step 4: Simplify right side
    47,126.10x = 977,991,799.50
  5. Step 5: Solve for x
    x = 977,991,799.50/47,126.10
  6. Step 6: Final answer
    x = 20,752.66

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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.