Home / 34,862.91-48,110.81-18,947.39

Finding the Fourth Proportional to 34,862.91, 48,110.81 and 18,947.39

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Solution

The fourth proportional to 34,862.91, 48,110.81 and 18,947.39 is: 26,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.91 : 48,110.81 = 18,947.39 : x
  2. Step 2: Convert to fraction form
    34,862.91/48,110.81 = 18,947.39/x
  3. Step 3: Cross multiply
    34,862.91x = 48,110.81 × 18,947.39
  4. Step 4: Simplify right side
    34,862.91x = 911,574,457.51
  5. Step 5: Solve for x
    x = 911,574,457.51/34,862.91
  6. Step 6: Final answer
    x = 26,147.40

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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.