Home / 28,473.21-39,311.51-25,483.86

Finding the Fourth Proportional to 28,473.21, 39,311.51 and 25,483.86

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Solution

The fourth proportional to 28,473.21, 39,311.51 and 25,483.86 is: 35,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.21 : 39,311.51 = 25,483.86 : x
  2. Step 2: Convert to fraction form
    28,473.21/39,311.51 = 25,483.86/x
  3. Step 3: Cross multiply
    28,473.21x = 39,311.51 × 25,483.86
  4. Step 4: Simplify right side
    28,473.21x = 1,001,808,889.81
  5. Step 5: Solve for x
    x = 1,001,808,889.81/28,473.21
  6. Step 6: Final answer
    x = 35,184.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.