Home / 31,346.16-47,022.48-10,571.28

Finding the Fourth Proportional to 31,346.16, 47,022.48 and 10,571.28

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Solution

The fourth proportional to 31,346.16, 47,022.48 and 10,571.28 is: 15,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.16 : 47,022.48 = 10,571.28 : x
  2. Step 2: Convert to fraction form
    31,346.16/47,022.48 = 10,571.28/x
  3. Step 3: Cross multiply
    31,346.16x = 47,022.48 × 10,571.28
  4. Step 4: Simplify right side
    31,346.16x = 497,087,802.37
  5. Step 5: Solve for x
    x = 497,087,802.37/31,346.16
  6. Step 6: Final answer
    x = 15,858.01

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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.