Home / 29,486.10-40,688.15-17,547.51

Finding the Fourth Proportional to 29,486.10, 40,688.15 and 17,547.51

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Solution

The fourth proportional to 29,486.10, 40,688.15 and 17,547.51 is: 24,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,486.10 : 40,688.15 = 17,547.51 : x
  2. Step 2: Convert to fraction form
    29,486.10/40,688.15 = 17,547.51/x
  3. Step 3: Cross multiply
    29,486.10x = 40,688.15 × 17,547.51
  4. Step 4: Simplify right side
    29,486.10x = 713,975,631.27
  5. Step 5: Solve for x
    x = 713,975,631.27/29,486.10
  6. Step 6: Final answer
    x = 24,213.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.