Home / 31,232.12-46,861.14-10,457.24

Finding the Fourth Proportional to 31,232.12, 46,861.14 and 10,457.24

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Solution

The fourth proportional to 31,232.12, 46,861.14 and 10,457.24 is: 15,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.12 : 46,861.14 = 10,457.24 : x
  2. Step 2: Convert to fraction form
    31,232.12/46,861.14 = 10,457.24/x
  3. Step 3: Cross multiply
    31,232.12x = 46,861.14 × 10,457.24
  4. Step 4: Simplify right side
    31,232.12x = 490,038,187.65
  5. Step 5: Solve for x
    x = 490,038,187.65/31,232.12
  6. Step 6: Final answer
    x = 15,690.20

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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.