Home / 13,237.27-19,835.18-4,915.28

Finding the Fourth Proportional to 13,237.27, 19,835.18 and 4,915.28

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Solution

The fourth proportional to 13,237.27, 19,835.18 and 4,915.28 is: 7,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.27 : 19,835.18 = 4,915.28 : x
  2. Step 2: Convert to fraction form
    13,237.27/19,835.18 = 4,915.28/x
  3. Step 3: Cross multiply
    13,237.27x = 19,835.18 × 4,915.28
  4. Step 4: Simplify right side
    13,237.27x = 97,495,506.99
  5. Step 5: Solve for x
    x = 97,495,506.99/13,237.27
  6. Step 6: Final answer
    x = 7,365.23

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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.