Home / 23,486.34-32,410.91-12,875.95

Finding the Fourth Proportional to 23,486.34, 32,410.91 and 12,875.95

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Solution

The fourth proportional to 23,486.34, 32,410.91 and 12,875.95 is: 17,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.34 : 32,410.91 = 12,875.95 : x
  2. Step 2: Convert to fraction form
    23,486.34/32,410.91 = 12,875.95/x
  3. Step 3: Cross multiply
    23,486.34x = 32,410.91 × 12,875.95
  4. Step 4: Simplify right side
    23,486.34x = 417,321,030.18
  5. Step 5: Solve for x
    x = 417,321,030.18/23,486.34
  6. Step 6: Final answer
    x = 17,768.67

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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.