Home / 16,908.62-23,341.10-10,538.40

Finding the Fourth Proportional to 16,908.62, 23,341.10 and 10,538.40

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Solution

The fourth proportional to 16,908.62, 23,341.10 and 10,538.40 is: 14,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.62 : 23,341.10 = 10,538.40 : x
  2. Step 2: Convert to fraction form
    16,908.62/23,341.10 = 10,538.40/x
  3. Step 3: Cross multiply
    16,908.62x = 23,341.10 × 10,538.40
  4. Step 4: Simplify right side
    16,908.62x = 245,977,779.83
  5. Step 5: Solve for x
    x = 245,977,779.83/16,908.62
  6. Step 6: Final answer
    x = 14,547.48

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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.