Home / 30,125.12-41,567.76-17,547.68

Finding the Fourth Proportional to 30,125.12, 41,567.76 and 17,547.68

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Solution

The fourth proportional to 30,125.12, 41,567.76 and 17,547.68 is: 24,212.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.12 : 41,567.76 = 17,547.68 : x
  2. Step 2: Convert to fraction form
    30,125.12/41,567.76 = 17,547.68/x
  3. Step 3: Cross multiply
    30,125.12x = 41,567.76 × 17,547.68
  4. Step 4: Simplify right side
    30,125.12x = 729,417,750.80
  5. Step 5: Solve for x
    x = 729,417,750.80/30,125.12
  6. Step 6: Final answer
    x = 24,212.94

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1.5x scale

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.