Home / 19,310.40-26,642.52-14,042.16

Finding the Fourth Proportional to 19,310.40, 26,642.52 and 14,042.16

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Solution

The fourth proportional to 19,310.40, 26,642.52 and 14,042.16 is: 19,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.40 : 26,642.52 = 14,042.16 : x
  2. Step 2: Convert to fraction form
    19,310.40/26,642.52 = 14,042.16/x
  3. Step 3: Cross multiply
    19,310.40x = 26,642.52 × 14,042.16
  4. Step 4: Simplify right side
    19,310.40x = 374,118,528.64
  5. Step 5: Solve for x
    x = 374,118,528.64/19,310.40
  6. Step 6: Final answer
    x = 19,373.94

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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.