Home / 34,258.85-47,275.28-19,148.50

Finding the Fourth Proportional to 34,258.85, 47,275.28 and 19,148.50

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Solution

The fourth proportional to 34,258.85, 47,275.28 and 19,148.50 is: 26,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.85 : 47,275.28 = 19,148.50 : x
  2. Step 2: Convert to fraction form
    34,258.85/47,275.28 = 19,148.50/x
  3. Step 3: Cross multiply
    34,258.85x = 47,275.28 × 19,148.50
  4. Step 4: Simplify right side
    34,258.85x = 905,250,366.96
  5. Step 5: Solve for x
    x = 905,250,366.96/34,258.85
  6. Step 6: Final answer
    x = 26,423.84

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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.