Home / 14,319.93-21,471.08-4,957.77

Finding the Fourth Proportional to 14,319.93, 21,471.08 and 4,957.77

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Solution

The fourth proportional to 14,319.93, 21,471.08 and 4,957.77 is: 7,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.93 : 21,471.08 = 4,957.77 : x
  2. Step 2: Convert to fraction form
    14,319.93/21,471.08 = 4,957.77/x
  3. Step 3: Cross multiply
    14,319.93x = 21,471.08 × 4,957.77
  4. Step 4: Simplify right side
    14,319.93x = 106,448,651.50
  5. Step 5: Solve for x
    x = 106,448,651.50/14,319.93
  6. Step 6: Final answer
    x = 7,433.60

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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.