Home / 34,109.84-47,071.40-19,002.68

Finding the Fourth Proportional to 34,109.84, 47,071.40 and 19,002.68

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Solution

The fourth proportional to 34,109.84, 47,071.40 and 19,002.68 is: 26,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.84 : 47,071.40 = 19,002.68 : x
  2. Step 2: Convert to fraction form
    34,109.84/47,071.40 = 19,002.68/x
  3. Step 3: Cross multiply
    34,109.84x = 47,071.40 × 19,002.68
  4. Step 4: Simplify right side
    34,109.84x = 894,482,751.35
  5. Step 5: Solve for x
    x = 894,482,751.35/34,109.84
  6. Step 6: Final answer
    x = 26,223.60

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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.