Home / 34,435.16-47,519.89-19,326.63

Finding the Fourth Proportional to 34,435.16, 47,519.89 and 19,326.63

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Solution

The fourth proportional to 34,435.16, 47,519.89 and 19,326.63 is: 26,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,435.16 : 47,519.89 = 19,326.63 : x
  2. Step 2: Convert to fraction form
    34,435.16/47,519.89 = 19,326.63/x
  3. Step 3: Cross multiply
    34,435.16x = 47,519.89 × 19,326.63
  4. Step 4: Simplify right side
    34,435.16x = 918,399,331.67
  5. Step 5: Solve for x
    x = 918,399,331.67/34,435.16
  6. Step 6: Final answer
    x = 26,670.40

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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.