Home / 30,289.77-45,454.10-14,698.89

Finding the Fourth Proportional to 30,289.77, 45,454.10 and 14,698.89

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Solution

The fourth proportional to 30,289.77, 45,454.10 and 14,698.89 is: 22,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.77 : 45,454.10 = 14,698.89 : x
  2. Step 2: Convert to fraction form
    30,289.77/45,454.10 = 14,698.89/x
  3. Step 3: Cross multiply
    30,289.77x = 45,454.10 × 14,698.89
  4. Step 4: Simplify right side
    30,289.77x = 668,124,742.45
  5. Step 5: Solve for x
    x = 668,124,742.45/30,289.77
  6. Step 6: Final answer
    x = 22,057.77

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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.