Home / 13,038.08-19,557.28-4,273.08

Finding the Fourth Proportional to 13,038.08, 19,557.28 and 4,273.08

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Solution

The fourth proportional to 13,038.08, 19,557.28 and 4,273.08 is: 6,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.08 : 19,557.28 = 4,273.08 : x
  2. Step 2: Convert to fraction form
    13,038.08/19,557.28 = 4,273.08/x
  3. Step 3: Cross multiply
    13,038.08x = 19,557.28 × 4,273.08
  4. Step 4: Simplify right side
    13,038.08x = 83,569,822.02
  5. Step 5: Solve for x
    x = 83,569,822.02/13,038.08
  6. Step 6: Final answer
    x = 6,409.67

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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.