Home / 12,701.58-17,528.84-7,036.95

Finding the Fourth Proportional to 12,701.58, 17,528.84 and 7,036.95

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Solution

The fourth proportional to 12,701.58, 17,528.84 and 7,036.95 is: 9,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.58 : 17,528.84 = 7,036.95 : x
  2. Step 2: Convert to fraction form
    12,701.58/17,528.84 = 7,036.95/x
  3. Step 3: Cross multiply
    12,701.58x = 17,528.84 × 7,036.95
  4. Step 4: Simplify right side
    12,701.58x = 123,349,570.64
  5. Step 5: Solve for x
    x = 123,349,570.64/12,701.58
  6. Step 6: Final answer
    x = 9,711.36

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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.