Home / 30,242.37-45,376.56-10,510.17

Finding the Fourth Proportional to 30,242.37, 45,376.56 and 10,510.17

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Solution

The fourth proportional to 30,242.37, 45,376.56 and 10,510.17 is: 15,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242.37 : 45,376.56 = 10,510.17 : x
  2. Step 2: Convert to fraction form
    30,242.37/45,376.56 = 10,510.17/x
  3. Step 3: Cross multiply
    30,242.37x = 45,376.56 × 10,510.17
  4. Step 4: Simplify right side
    30,242.37x = 476,915,359.62
  5. Step 5: Solve for x
    x = 476,915,359.62/30,242.37
  6. Step 6: Final answer
    x = 15,769.77

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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.