Home / 31,212.24-46,808.60-10,430.88

Finding the Fourth Proportional to 31,212.24, 46,808.60 and 10,430.88

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Solution

The fourth proportional to 31,212.24, 46,808.60 and 10,430.88 is: 15,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.24 : 46,808.60 = 10,430.88 : x
  2. Step 2: Convert to fraction form
    31,212.24/46,808.60 = 10,430.88/x
  3. Step 3: Cross multiply
    31,212.24x = 46,808.60 × 10,430.88
  4. Step 4: Simplify right side
    31,212.24x = 488,254,889.57
  5. Step 5: Solve for x
    x = 488,254,889.57/31,212.24
  6. Step 6: Final answer
    x = 15,643.06

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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.