Home / 30,466.54-45,695.18-10,479.07

Finding the Fourth Proportional to 30,466.54, 45,695.18 and 10,479.07

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Solution

The fourth proportional to 30,466.54, 45,695.18 and 10,479.07 is: 15,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,466.54 : 45,695.18 = 10,479.07 : x
  2. Step 2: Convert to fraction form
    30,466.54/45,695.18 = 10,479.07/x
  3. Step 3: Cross multiply
    30,466.54x = 45,695.18 × 10,479.07
  4. Step 4: Simplify right side
    30,466.54x = 478,842,901.84
  5. Step 5: Solve for x
    x = 478,842,901.84/30,466.54
  6. Step 6: Final answer
    x = 15,717.01

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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.