Home / 18,946.65-28,444.58-14,567.19

Finding the Fourth Proportional to 18,946.65, 28,444.58 and 14,567.19

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Solution

The fourth proportional to 18,946.65, 28,444.58 and 14,567.19 is: 21,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.65 : 28,444.58 = 14,567.19 : x
  2. Step 2: Convert to fraction form
    18,946.65/28,444.58 = 14,567.19/x
  3. Step 3: Cross multiply
    18,946.65x = 28,444.58 × 14,567.19
  4. Step 4: Simplify right side
    18,946.65x = 414,357,601.33
  5. Step 5: Solve for x
    x = 414,357,601.33/18,946.65
  6. Step 6: Final answer
    x = 21,869.70

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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.