Home / 25,563.36-35,280.80-14,387.52

Finding the Fourth Proportional to 25,563.36, 35,280.80 and 14,387.52

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Solution

The fourth proportional to 25,563.36, 35,280.80 and 14,387.52 is: 19,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563.36 : 35,280.80 = 14,387.52 : x
  2. Step 2: Convert to fraction form
    25,563.36/35,280.80 = 14,387.52/x
  3. Step 3: Cross multiply
    25,563.36x = 35,280.80 × 14,387.52
  4. Step 4: Simplify right side
    25,563.36x = 507,603,215.62
  5. Step 5: Solve for x
    x = 507,603,215.62/25,563.36
  6. Step 6: Final answer
    x = 19,856.67

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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.