Home / 38,365.13-57,547.69-10,663.13

Finding the Fourth Proportional to 38,365.13, 57,547.69 and 10,663.13

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Solution

The fourth proportional to 38,365.13, 57,547.69 and 10,663.13 is: 15,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365.13 : 57,547.69 = 10,663.13 : x
  2. Step 2: Convert to fraction form
    38,365.13/57,547.69 = 10,663.13/x
  3. Step 3: Cross multiply
    38,365.13x = 57,547.69 × 10,663.13
  4. Step 4: Simplify right side
    38,365.13x = 613,638,499.67
  5. Step 5: Solve for x
    x = 613,638,499.67/38,365.13
  6. Step 6: Final answer
    x = 15,994.69

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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.