Home / 31,291.02-46,931.67-10,230.90

Finding the Fourth Proportional to 31,291.02, 46,931.67 and 10,230.90

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Solution

The fourth proportional to 31,291.02, 46,931.67 and 10,230.90 is: 15,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291.02 : 46,931.67 = 10,230.90 : x
  2. Step 2: Convert to fraction form
    31,291.02/46,931.67 = 10,230.90/x
  3. Step 3: Cross multiply
    31,291.02x = 46,931.67 × 10,230.90
  4. Step 4: Simplify right side
    31,291.02x = 480,153,222.60
  5. Step 5: Solve for x
    x = 480,153,222.60/31,291.02
  6. Step 6: Final answer
    x = 15,344.76

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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.