Home / 30,547.29-45,737.78-23,129.31

Finding the Fourth Proportional to 30,547.29, 45,737.78 and 23,129.31

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Solution

The fourth proportional to 30,547.29, 45,737.78 and 23,129.31 is: 34,631.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,547.29 : 45,737.78 = 23,129.31 : x
  2. Step 2: Convert to fraction form
    30,547.29/45,737.78 = 23,129.31/x
  3. Step 3: Cross multiply
    30,547.29x = 45,737.78 × 23,129.31
  4. Step 4: Simplify right side
    30,547.29x = 1,057,883,176.69
  5. Step 5: Solve for x
    x = 1,057,883,176.69/30,547.29
  6. Step 6: Final answer
    x = 34,631.00

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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.