Home / 30,468.03-45,683.59-19,925.32

Finding the Fourth Proportional to 30,468.03, 45,683.59 and 19,925.32

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Solution

The fourth proportional to 30,468.03, 45,683.59 and 19,925.32 is: 29,875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468.03 : 45,683.59 = 19,925.32 : x
  2. Step 2: Convert to fraction form
    30,468.03/45,683.59 = 19,925.32/x
  3. Step 3: Cross multiply
    30,468.03x = 45,683.59 × 19,925.32
  4. Step 4: Simplify right side
    30,468.03x = 910,260,049.87
  5. Step 5: Solve for x
    x = 910,260,049.87/30,468.03
  6. Step 6: Final answer
    x = 29,875.91

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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.