Home / 52,008.32-71,746.08-30,779.84

Finding the Fourth Proportional to 52,008.32, 71,746.08 and 30,779.84

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Solution

The fourth proportional to 52,008.32, 71,746.08 and 30,779.84 is: 42,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,008.32 : 71,746.08 = 30,779.84 : x
  2. Step 2: Convert to fraction form
    52,008.32/71,746.08 = 30,779.84/x
  3. Step 3: Cross multiply
    52,008.32x = 71,746.08 × 30,779.84
  4. Step 4: Simplify right side
    52,008.32x = 2,208,332,863.03
  5. Step 5: Solve for x
    x = 2,208,332,863.03/52,008.32
  6. Step 6: Final answer
    x = 42,461.15

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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.