Home / 31,302.10-46,960.45-10,242.05

Finding the Fourth Proportional to 31,302.10, 46,960.45 and 10,242.05

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Solution

The fourth proportional to 31,302.10, 46,960.45 and 10,242.05 is: 15,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.10 : 46,960.45 = 10,242.05 : x
  2. Step 2: Convert to fraction form
    31,302.10/46,960.45 = 10,242.05/x
  3. Step 3: Cross multiply
    31,302.10x = 46,960.45 × 10,242.05
  4. Step 4: Simplify right side
    31,302.10x = 480,971,276.92
  5. Step 5: Solve for x
    x = 480,971,276.92/31,302.10
  6. Step 6: Final answer
    x = 15,365.46

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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.