Home / 25,386.77-35,033.78-13,901.63

Finding the Fourth Proportional to 25,386.77, 35,033.78 and 13,901.63

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Solution

The fourth proportional to 25,386.77, 35,033.78 and 13,901.63 is: 19,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.77 : 35,033.78 = 13,901.63 : x
  2. Step 2: Convert to fraction form
    25,386.77/35,033.78 = 13,901.63/x
  3. Step 3: Cross multiply
    25,386.77x = 35,033.78 × 13,901.63
  4. Step 4: Simplify right side
    25,386.77x = 487,026,437.14
  5. Step 5: Solve for x
    x = 487,026,437.14/25,386.77
  6. Step 6: Final answer
    x = 19,184.26

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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.