Home / 19,228.42-26,547.23-14,743.55

Finding the Fourth Proportional to 19,228.42, 26,547.23 and 14,743.55

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Solution

The fourth proportional to 19,228.42, 26,547.23 and 14,743.55 is: 20,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.42 : 26,547.23 = 14,743.55 : x
  2. Step 2: Convert to fraction form
    19,228.42/26,547.23 = 14,743.55/x
  3. Step 3: Cross multiply
    19,228.42x = 26,547.23 × 14,743.55
  4. Step 4: Simplify right side
    19,228.42x = 391,400,206.41
  5. Step 5: Solve for x
    x = 391,400,206.41/19,228.42
  6. Step 6: Final answer
    x = 20,355.30

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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.