Home / 30,258.04-45,396.27-15,477.34

Finding the Fourth Proportional to 30,258.04, 45,396.27 and 15,477.34

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Solution

The fourth proportional to 30,258.04, 45,396.27 and 15,477.34 is: 23,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.04 : 45,396.27 = 15,477.34 : x
  2. Step 2: Convert to fraction form
    30,258.04/45,396.27 = 15,477.34/x
  3. Step 3: Cross multiply
    30,258.04x = 45,396.27 × 15,477.34
  4. Step 4: Simplify right side
    30,258.04x = 702,613,505.52
  5. Step 5: Solve for x
    x = 702,613,505.52/30,258.04
  6. Step 6: Final answer
    x = 23,220.72

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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.