Home / 30,326.81-45,461.43-10,592.51

Finding the Fourth Proportional to 30,326.81, 45,461.43 and 10,592.51

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Solution

The fourth proportional to 30,326.81, 45,461.43 and 10,592.51 is: 15,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.81 : 45,461.43 = 10,592.51 : x
  2. Step 2: Convert to fraction form
    30,326.81/45,461.43 = 10,592.51/x
  3. Step 3: Cross multiply
    30,326.81x = 45,461.43 × 10,592.51
  4. Step 4: Simplify right side
    30,326.81x = 481,550,424.58
  5. Step 5: Solve for x
    x = 481,550,424.58/30,326.81
  6. Step 6: Final answer
    x = 15,878.71

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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.