Home / 31,403.68-47,066.64-14,742.16

Finding the Fourth Proportional to 31,403.68, 47,066.64 and 14,742.16

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Solution

The fourth proportional to 31,403.68, 47,066.64 and 14,742.16 is: 22,094.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,403.68 : 47,066.64 = 14,742.16 : x
  2. Step 2: Convert to fraction form
    31,403.68/47,066.64 = 14,742.16/x
  3. Step 3: Cross multiply
    31,403.68x = 47,066.64 × 14,742.16
  4. Step 4: Simplify right side
    31,403.68x = 693,863,937.54
  5. Step 5: Solve for x
    x = 693,863,937.54/31,403.68
  6. Step 6: Final answer
    x = 22,094.99

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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.