Home / 14,485.24-19,993.02-9,440.74

Finding the Fourth Proportional to 14,485.24, 19,993.02 and 9,440.74

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Solution

The fourth proportional to 14,485.24, 19,993.02 and 9,440.74 is: 13,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.24 : 19,993.02 = 9,440.74 : x
  2. Step 2: Convert to fraction form
    14,485.24/19,993.02 = 9,440.74/x
  3. Step 3: Cross multiply
    14,485.24x = 19,993.02 × 9,440.74
  4. Step 4: Simplify right side
    14,485.24x = 188,748,903.63
  5. Step 5: Solve for x
    x = 188,748,903.63/14,485.24
  6. Step 6: Final answer
    x = 13,030.43

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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.