Home / 30,303.37-45,461.22-12,773.17

Finding the Fourth Proportional to 30,303.37, 45,461.22 and 12,773.17

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Solution

The fourth proportional to 30,303.37, 45,461.22 and 12,773.17 is: 19,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.37 : 45,461.22 = 12,773.17 : x
  2. Step 2: Convert to fraction form
    30,303.37/45,461.22 = 12,773.17/x
  3. Step 3: Cross multiply
    30,303.37x = 45,461.22 × 12,773.17
  4. Step 4: Simplify right side
    30,303.37x = 580,683,891.47
  5. Step 5: Solve for x
    x = 580,683,891.47/30,303.37
  6. Step 6: Final answer
    x = 19,162.35

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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.