Home / 34,173.81-51,263.16-10,478.28

Finding the Fourth Proportional to 34,173.81, 51,263.16 and 10,478.28

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Solution

The fourth proportional to 34,173.81, 51,263.16 and 10,478.28 is: 15,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,173.81 : 51,263.16 = 10,478.28 : x
  2. Step 2: Convert to fraction form
    34,173.81/51,263.16 = 10,478.28/x
  3. Step 3: Cross multiply
    34,173.81x = 51,263.16 × 10,478.28
  4. Step 4: Simplify right side
    34,173.81x = 537,149,744.16
  5. Step 5: Solve for x
    x = 537,149,744.16/34,173.81
  6. Step 6: Final answer
    x = 15,718.17

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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.