Home / 15,339.53-23,009.81-4,245.29

Finding the Fourth Proportional to 15,339.53, 23,009.81 and 4,245.29

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Solution

The fourth proportional to 15,339.53, 23,009.81 and 4,245.29 is: 6,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.53 : 23,009.81 = 4,245.29 : x
  2. Step 2: Convert to fraction form
    15,339.53/23,009.81 = 4,245.29/x
  3. Step 3: Cross multiply
    15,339.53x = 23,009.81 × 4,245.29
  4. Step 4: Simplify right side
    15,339.53x = 97,683,316.29
  5. Step 5: Solve for x
    x = 97,683,316.29/15,339.53
  6. Step 6: Final answer
    x = 6,368.08

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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.