Home / 19,159.42-28,712.93-14,475.59

Finding the Fourth Proportional to 19,159.42, 28,712.93 and 14,475.59

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Solution

The fourth proportional to 19,159.42, 28,712.93 and 14,475.59 is: 21,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.42 : 28,712.93 = 14,475.59 : x
  2. Step 2: Convert to fraction form
    19,159.42/28,712.93 = 14,475.59/x
  3. Step 3: Cross multiply
    19,159.42x = 28,712.93 × 14,475.59
  4. Step 4: Simplify right side
    19,159.42x = 415,636,737.05
  5. Step 5: Solve for x
    x = 415,636,737.05/19,159.42
  6. Step 6: Final answer
    x = 21,693.60

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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.