Home / 26,437-36,483.12-15,828.16

Finding the Fourth Proportional to 26,437, 36,483.12 and 15,828.16

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Solution

The fourth proportional to 26,437, 36,483.12 and 15,828.16 is: 21,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437 : 36,483.12 = 15,828.16 : x
  2. Step 2: Convert to fraction form
    26,437/36,483.12 = 15,828.16/x
  3. Step 3: Cross multiply
    26,437x = 36,483.12 × 15,828.16
  4. Step 4: Simplify right side
    26,437x = 577,460,660.66
  5. Step 5: Solve for x
    x = 577,460,660.66/26,437
  6. Step 6: Final answer
    x = 21,842.90

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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.