Home / 66,289.63-99,421.48-24,728.35

Finding the Fourth Proportional to 66,289.63, 99,421.48 and 24,728.35

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Solution

The fourth proportional to 66,289.63, 99,421.48 and 24,728.35 is: 37,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,289.63 : 99,421.48 = 24,728.35 : x
  2. Step 2: Convert to fraction form
    66,289.63/99,421.48 = 24,728.35/x
  3. Step 3: Cross multiply
    66,289.63x = 99,421.48 × 24,728.35
  4. Step 4: Simplify right side
    66,289.63x = 2,458,529,154.96
  5. Step 5: Solve for x
    x = 2,458,529,154.96/66,289.63
  6. Step 6: Final answer
    x = 37,087.69

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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.