Home / 47,145.48-70,699.70-17,547.12

Finding the Fourth Proportional to 47,145.48, 70,699.70 and 17,547.12

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Solution

The fourth proportional to 47,145.48, 70,699.70 and 17,547.12 is: 26,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,145.48 : 70,699.70 = 17,547.12 : x
  2. Step 2: Convert to fraction form
    47,145.48/70,699.70 = 17,547.12/x
  3. Step 3: Cross multiply
    47,145.48x = 70,699.70 × 17,547.12
  4. Step 4: Simplify right side
    47,145.48x = 1,240,576,119.86
  5. Step 5: Solve for x
    x = 1,240,576,119.86/47,145.48
  6. Step 6: Final answer
    x = 26,313.79

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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.