Home / 30,066.27-45,045.91-25,638.81

Finding the Fourth Proportional to 30,066.27, 45,045.91 and 25,638.81

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Solution

The fourth proportional to 30,066.27, 45,045.91 and 25,638.81 is: 38,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.27 : 45,045.91 = 25,638.81 : x
  2. Step 2: Convert to fraction form
    30,066.27/45,045.91 = 25,638.81/x
  3. Step 3: Cross multiply
    30,066.27x = 45,045.91 × 25,638.81
  4. Step 4: Simplify right side
    30,066.27x = 1,154,923,527.77
  5. Step 5: Solve for x
    x = 1,154,923,527.77/30,066.27
  6. Step 6: Final answer
    x = 38,412.60

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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.