Home / 15,403.68-23,101.98-4,311.16

Finding the Fourth Proportional to 15,403.68, 23,101.98 and 4,311.16

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Solution

The fourth proportional to 15,403.68, 23,101.98 and 4,311.16 is: 6,465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403.68 : 23,101.98 = 4,311.16 : x
  2. Step 2: Convert to fraction form
    15,403.68/23,101.98 = 4,311.16/x
  3. Step 3: Cross multiply
    15,403.68x = 23,101.98 × 4,311.16
  4. Step 4: Simplify right side
    15,403.68x = 99,596,332.10
  5. Step 5: Solve for x
    x = 99,596,332.10/15,403.68
  6. Step 6: Final answer
    x = 6,465.75

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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.