Home / 19,098.76-26,349.96-11,547.40

Finding the Fourth Proportional to 19,098.76, 26,349.96 and 11,547.40

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Solution

The fourth proportional to 19,098.76, 26,349.96 and 11,547.40 is: 15,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.76 : 26,349.96 = 11,547.40 : x
  2. Step 2: Convert to fraction form
    19,098.76/26,349.96 = 11,547.40/x
  3. Step 3: Cross multiply
    19,098.76x = 26,349.96 × 11,547.40
  4. Step 4: Simplify right side
    19,098.76x = 304,273,528.10
  5. Step 5: Solve for x
    x = 304,273,528.10/19,098.76
  6. Step 6: Final answer
    x = 15,931.59

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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.