Home / 19,368.47-26,737.34-14,890.65

Finding the Fourth Proportional to 19,368.47, 26,737.34 and 14,890.65

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Solution

The fourth proportional to 19,368.47, 26,737.34 and 14,890.65 is: 20,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.47 : 26,737.34 = 14,890.65 : x
  2. Step 2: Convert to fraction form
    19,368.47/26,737.34 = 14,890.65/x
  3. Step 3: Cross multiply
    19,368.47x = 26,737.34 × 14,890.65
  4. Step 4: Simplify right side
    19,368.47x = 398,136,297.42
  5. Step 5: Solve for x
    x = 398,136,297.42/19,368.47
  6. Step 6: Final answer
    x = 20,555.90

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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.