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Finding the Fourth Proportional to 14,089, 21,130.07 and 4,726.59

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Solution

The fourth proportional to 14,089, 21,130.07 and 4,726.59 is: 7,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089 : 21,130.07 = 4,726.59 : x
  2. Step 2: Convert to fraction form
    14,089/21,130.07 = 4,726.59/x
  3. Step 3: Cross multiply
    14,089x = 21,130.07 × 4,726.59
  4. Step 4: Simplify right side
    14,089x = 99,873,177.56
  5. Step 5: Solve for x
    x = 99,873,177.56/14,089
  6. Step 6: Final answer
    x = 7,088.73

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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.