Home / 26,547.48-36,629.64-15,363

Finding the Fourth Proportional to 26,547.48, 36,629.64 and 15,363

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Solution

The fourth proportional to 26,547.48, 36,629.64 and 15,363 is: 21,197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,547.48 : 36,629.64 = 15,363 : x
  2. Step 2: Convert to fraction form
    26,547.48/36,629.64 = 15,363/x
  3. Step 3: Cross multiply
    26,547.48x = 36,629.64 × 15,363
  4. Step 4: Simplify right side
    26,547.48x = 562,741,159.32
  5. Step 5: Solve for x
    x = 562,741,159.32/26,547.48
  6. Step 6: Final answer
    x = 21,197.54

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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.