Home / 47,109.06-65,011.68-25,889.76

Finding the Fourth Proportional to 47,109.06, 65,011.68 and 25,889.76

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Solution

The fourth proportional to 47,109.06, 65,011.68 and 25,889.76 is: 35,728.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109.06 : 65,011.68 = 25,889.76 : x
  2. Step 2: Convert to fraction form
    47,109.06/65,011.68 = 25,889.76/x
  3. Step 3: Cross multiply
    47,109.06x = 65,011.68 × 25,889.76
  4. Step 4: Simplify right side
    47,109.06x = 1,683,136,792.40
  5. Step 5: Solve for x
    x = 1,683,136,792.40/47,109.06
  6. Step 6: Final answer
    x = 35,728.52

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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.