Home / 30,808.74-46,214.86-9,749.36

Finding the Fourth Proportional to 30,808.74, 46,214.86 and 9,749.36

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Solution

The fourth proportional to 30,808.74, 46,214.86 and 9,749.36 is: 14,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,808.74 : 46,214.86 = 9,749.36 : x
  2. Step 2: Convert to fraction form
    30,808.74/46,214.86 = 9,749.36/x
  3. Step 3: Cross multiply
    30,808.74x = 46,214.86 × 9,749.36
  4. Step 4: Simplify right side
    30,808.74x = 450,565,307.49
  5. Step 5: Solve for x
    x = 450,565,307.49/30,808.74
  6. Step 6: Final answer
    x = 14,624.59

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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.