Home / 34,405.40-47,482.14-19,301.46

Finding the Fourth Proportional to 34,405.40, 47,482.14 and 19,301.46

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Solution

The fourth proportional to 34,405.40, 47,482.14 and 19,301.46 is: 26,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,405.40 : 47,482.14 = 19,301.46 : x
  2. Step 2: Convert to fraction form
    34,405.40/47,482.14 = 19,301.46/x
  3. Step 3: Cross multiply
    34,405.40x = 47,482.14 × 19,301.46
  4. Step 4: Simplify right side
    34,405.40x = 916,474,625.92
  5. Step 5: Solve for x
    x = 916,474,625.92/34,405.40
  6. Step 6: Final answer
    x = 26,637.52

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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.