Home / 15,547.48-21,403.08-14,050.84

Finding the Fourth Proportional to 15,547.48, 21,403.08 and 14,050.84

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Solution

The fourth proportional to 15,547.48, 21,403.08 and 14,050.84 is: 19,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.48 : 21,403.08 = 14,050.84 : x
  2. Step 2: Convert to fraction form
    15,547.48/21,403.08 = 14,050.84/x
  3. Step 3: Cross multiply
    15,547.48x = 21,403.08 × 14,050.84
  4. Step 4: Simplify right side
    15,547.48x = 300,731,252.59
  5. Step 5: Solve for x
    x = 300,731,252.59/15,547.48
  6. Step 6: Final answer
    x = 19,342.77

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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.