Home / 27,210.47-37,551.44-15,887.21

Finding the Fourth Proportional to 27,210.47, 37,551.44 and 15,887.21

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Solution

The fourth proportional to 27,210.47, 37,551.44 and 15,887.21 is: 21,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.47 : 37,551.44 = 15,887.21 : x
  2. Step 2: Convert to fraction form
    27,210.47/37,551.44 = 15,887.21/x
  3. Step 3: Cross multiply
    27,210.47x = 37,551.44 × 15,887.21
  4. Step 4: Simplify right side
    27,210.47x = 596,587,533.65
  5. Step 5: Solve for x
    x = 596,587,533.65/27,210.47
  6. Step 6: Final answer
    x = 21,924.93

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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.