Home / 25,089-34,623.90-15,015.53

Finding the Fourth Proportional to 25,089, 34,623.90 and 15,015.53

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Solution

The fourth proportional to 25,089, 34,623.90 and 15,015.53 is: 20,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089 : 34,623.90 = 15,015.53 : x
  2. Step 2: Convert to fraction form
    25,089/34,623.90 = 15,015.53/x
  3. Step 3: Cross multiply
    25,089x = 34,623.90 × 15,015.53
  4. Step 4: Simplify right side
    25,089x = 519,896,036.05
  5. Step 5: Solve for x
    x = 519,896,036.05/25,089
  6. Step 6: Final answer
    x = 20,722.07

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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.