Home / 12,303.26-18,460.29-6,458.51

Finding the Fourth Proportional to 12,303.26, 18,460.29 and 6,458.51

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Solution

The fourth proportional to 12,303.26, 18,460.29 and 6,458.51 is: 9,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303.26 : 18,460.29 = 6,458.51 : x
  2. Step 2: Convert to fraction form
    12,303.26/18,460.29 = 6,458.51/x
  3. Step 3: Cross multiply
    12,303.26x = 18,460.29 × 6,458.51
  4. Step 4: Simplify right side
    12,303.26x = 119,225,875.27
  5. Step 5: Solve for x
    x = 119,225,875.27/12,303.26
  6. Step 6: Final answer
    x = 9,690.60

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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.