Home / 26,449.51-36,501.47-15,837.12

Finding the Fourth Proportional to 26,449.51, 36,501.47 and 15,837.12

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Solution

The fourth proportional to 26,449.51, 36,501.47 and 15,837.12 is: 21,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.51 : 36,501.47 = 15,837.12 : x
  2. Step 2: Convert to fraction form
    26,449.51/36,501.47 = 15,837.12/x
  3. Step 3: Cross multiply
    26,449.51x = 36,501.47 × 15,837.12
  4. Step 4: Simplify right side
    26,449.51x = 578,078,160.57
  5. Step 5: Solve for x
    x = 578,078,160.57/26,449.51
  6. Step 6: Final answer
    x = 21,855.91

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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.