Home / 35,742.48-53,619.66-12,363.45

Finding the Fourth Proportional to 35,742.48, 53,619.66 and 12,363.45

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Solution

The fourth proportional to 35,742.48, 53,619.66 and 12,363.45 is: 18,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.48 : 53,619.66 = 12,363.45 : x
  2. Step 2: Convert to fraction form
    35,742.48/53,619.66 = 12,363.45/x
  3. Step 3: Cross multiply
    35,742.48x = 53,619.66 × 12,363.45
  4. Step 4: Simplify right side
    35,742.48x = 662,923,985.43
  5. Step 5: Solve for x
    x = 662,923,985.43/35,742.48
  6. Step 6: Final answer
    x = 18,547.23

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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.