Home / 14,303.12-21,454.47-6,903.77

Finding the Fourth Proportional to 14,303.12, 21,454.47 and 6,903.77

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Solution

The fourth proportional to 14,303.12, 21,454.47 and 6,903.77 is: 10,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.12 : 21,454.47 = 6,903.77 : x
  2. Step 2: Convert to fraction form
    14,303.12/21,454.47 = 6,903.77/x
  3. Step 3: Cross multiply
    14,303.12x = 21,454.47 × 6,903.77
  4. Step 4: Simplify right side
    14,303.12x = 148,116,619.08
  5. Step 5: Solve for x
    x = 148,116,619.08/14,303.12
  6. Step 6: Final answer
    x = 10,355.55

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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.