Home / 25,389.08-38,061.70-9,817.64

Finding the Fourth Proportional to 25,389.08, 38,061.70 and 9,817.64

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Solution

The fourth proportional to 25,389.08, 38,061.70 and 9,817.64 is: 14,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.08 : 38,061.70 = 9,817.64 : x
  2. Step 2: Convert to fraction form
    25,389.08/38,061.70 = 9,817.64/x
  3. Step 3: Cross multiply
    25,389.08x = 38,061.70 × 9,817.64
  4. Step 4: Simplify right side
    25,389.08x = 373,676,068.39
  5. Step 5: Solve for x
    x = 373,676,068.39/25,389.08
  6. Step 6: Final answer
    x = 14,717.98

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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.