Home / 30,026.65-45,040.89-10,304.92

Finding the Fourth Proportional to 30,026.65, 45,040.89 and 10,304.92

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Solution

The fourth proportional to 30,026.65, 45,040.89 and 10,304.92 is: 15,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.65 : 45,040.89 = 10,304.92 : x
  2. Step 2: Convert to fraction form
    30,026.65/45,040.89 = 10,304.92/x
  3. Step 3: Cross multiply
    30,026.65x = 45,040.89 × 10,304.92
  4. Step 4: Simplify right side
    30,026.65x = 464,142,768.18
  5. Step 5: Solve for x
    x = 464,142,768.18/30,026.65
  6. Step 6: Final answer
    x = 15,457.69

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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.