Home / 27,943.08-38,562.18-15,368.16

Finding the Fourth Proportional to 27,943.08, 38,562.18 and 15,368.16

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Solution

The fourth proportional to 27,943.08, 38,562.18 and 15,368.16 is: 21,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.08 : 38,562.18 = 15,368.16 : x
  2. Step 2: Convert to fraction form
    27,943.08/38,562.18 = 15,368.16/x
  3. Step 3: Cross multiply
    27,943.08x = 38,562.18 × 15,368.16
  4. Step 4: Simplify right side
    27,943.08x = 592,629,752.19
  5. Step 5: Solve for x
    x = 592,629,752.19/27,943.08
  6. Step 6: Final answer
    x = 21,208.46

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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.