Home / 19,499.60-26,909.40-10,547.02

Finding the Fourth Proportional to 19,499.60, 26,909.40 and 10,547.02

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Solution

The fourth proportional to 19,499.60, 26,909.40 and 10,547.02 is: 14,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.60 : 26,909.40 = 10,547.02 : x
  2. Step 2: Convert to fraction form
    19,499.60/26,909.40 = 10,547.02/x
  3. Step 3: Cross multiply
    19,499.60x = 26,909.40 × 10,547.02
  4. Step 4: Simplify right side
    19,499.60x = 283,813,979.99
  5. Step 5: Solve for x
    x = 283,813,979.99/19,499.60
  6. Step 6: Final answer
    x = 14,554.86

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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.