Home / 25,985.64-38,968.76-9,341.12

Finding the Fourth Proportional to 25,985.64, 38,968.76 and 9,341.12

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Solution

The fourth proportional to 25,985.64, 38,968.76 and 9,341.12 is: 14,008.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,985.64 : 38,968.76 = 9,341.12 : x
  2. Step 2: Convert to fraction form
    25,985.64/38,968.76 = 9,341.12/x
  3. Step 3: Cross multiply
    25,985.64x = 38,968.76 × 9,341.12
  4. Step 4: Simplify right side
    25,985.64x = 364,011,863.41
  5. Step 5: Solve for x
    x = 364,011,863.41/25,985.64
  6. Step 6: Final answer
    x = 14,008.19

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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.