Home / 34,323.60-51,476.76-13,547.28

Finding the Fourth Proportional to 34,323.60, 51,476.76 and 13,547.28

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Solution

The fourth proportional to 34,323.60, 51,476.76 and 13,547.28 is: 20,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,323.60 : 51,476.76 = 13,547.28 : x
  2. Step 2: Convert to fraction form
    34,323.60/51,476.76 = 13,547.28/x
  3. Step 3: Cross multiply
    34,323.60x = 51,476.76 × 13,547.28
  4. Step 4: Simplify right side
    34,323.60x = 697,370,081.21
  5. Step 5: Solve for x
    x = 697,370,081.21/34,323.60
  6. Step 6: Final answer
    x = 20,317.51

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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.