Home / 30,303.84-45,456.52-10,313.32

Finding the Fourth Proportional to 30,303.84, 45,456.52 and 10,313.32

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Solution

The fourth proportional to 30,303.84, 45,456.52 and 10,313.32 is: 15,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303.84 : 45,456.52 = 10,313.32 : x
  2. Step 2: Convert to fraction form
    30,303.84/45,456.52 = 10,313.32/x
  3. Step 3: Cross multiply
    30,303.84x = 45,456.52 × 10,313.32
  4. Step 4: Simplify right side
    30,303.84x = 468,807,636.85
  5. Step 5: Solve for x
    x = 468,807,636.85/30,303.84
  6. Step 6: Final answer
    x = 15,470.24

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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.