Home / 34,423.65-47,503.26-19,319.58

Finding the Fourth Proportional to 34,423.65, 47,503.26 and 19,319.58

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Solution

The fourth proportional to 34,423.65, 47,503.26 and 19,319.58 is: 26,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423.65 : 47,503.26 = 19,319.58 : x
  2. Step 2: Convert to fraction form
    34,423.65/47,503.26 = 19,319.58/x
  3. Step 3: Cross multiply
    34,423.65x = 47,503.26 × 19,319.58
  4. Step 4: Simplify right side
    34,423.65x = 917,743,031.83
  5. Step 5: Solve for x
    x = 917,743,031.83/34,423.65
  6. Step 6: Final answer
    x = 26,660.25

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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.