Home / 16,875.81-25,314.40-5,783.63

Finding the Fourth Proportional to 16,875.81, 25,314.40 and 5,783.63

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Solution

The fourth proportional to 16,875.81, 25,314.40 and 5,783.63 is: 8,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.81 : 25,314.40 = 5,783.63 : x
  2. Step 2: Convert to fraction form
    16,875.81/25,314.40 = 5,783.63/x
  3. Step 3: Cross multiply
    16,875.81x = 25,314.40 × 5,783.63
  4. Step 4: Simplify right side
    16,875.81x = 146,408,996.70
  5. Step 5: Solve for x
    x = 146,408,996.70/16,875.81
  6. Step 6: Final answer
    x = 8,675.67

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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.