Home / 19,030.53-26,272.08-11,862.63

Finding the Fourth Proportional to 19,030.53, 26,272.08 and 11,862.63

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Solution

The fourth proportional to 19,030.53, 26,272.08 and 11,862.63 is: 16,376.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.53 : 26,272.08 = 11,862.63 : x
  2. Step 2: Convert to fraction form
    19,030.53/26,272.08 = 11,862.63/x
  3. Step 3: Cross multiply
    19,030.53x = 26,272.08 × 11,862.63
  4. Step 4: Simplify right side
    19,030.53x = 311,655,964.37
  5. Step 5: Solve for x
    x = 311,655,964.37/19,030.53
  6. Step 6: Final answer
    x = 16,376.63

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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.