Home / 12,417.95-18,635.29-4,626.76

Finding the Fourth Proportional to 12,417.95, 18,635.29 and 4,626.76

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Solution

The fourth proportional to 12,417.95, 18,635.29 and 4,626.76 is: 6,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417.95 : 18,635.29 = 4,626.76 : x
  2. Step 2: Convert to fraction form
    12,417.95/18,635.29 = 4,626.76/x
  3. Step 3: Cross multiply
    12,417.95x = 18,635.29 × 4,626.76
  4. Step 4: Simplify right side
    12,417.95x = 86,221,014.36
  5. Step 5: Solve for x
    x = 86,221,014.36/12,417.95
  6. Step 6: Final answer
    x = 6,943.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.