Home / 19,907.16-27,461.59-13,925.71

Finding the Fourth Proportional to 19,907.16, 27,461.59 and 13,925.71

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Solution

The fourth proportional to 19,907.16, 27,461.59 and 13,925.71 is: 19,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.16 : 27,461.59 = 13,925.71 : x
  2. Step 2: Convert to fraction form
    19,907.16/27,461.59 = 13,925.71/x
  3. Step 3: Cross multiply
    19,907.16x = 27,461.59 × 13,925.71
  4. Step 4: Simplify right side
    19,907.16x = 382,422,138.48
  5. Step 5: Solve for x
    x = 382,422,138.48/19,907.16
  6. Step 6: Final answer
    x = 19,210.28

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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.