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Finding the Fourth Proportional to 35,683.20, 53,503.20 and 15,958.08

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Solution

The fourth proportional to 35,683.20, 53,503.20 and 15,958.08 is: 23,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.20 : 53,503.20 = 15,958.08 : x
  2. Step 2: Convert to fraction form
    35,683.20/53,503.20 = 15,958.08/x
  3. Step 3: Cross multiply
    35,683.20x = 53,503.20 × 15,958.08
  4. Step 4: Simplify right side
    35,683.20x = 853,808,345.86
  5. Step 5: Solve for x
    x = 853,808,345.86/35,683.20
  6. Step 6: Final answer
    x = 23,927.46

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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.