Home / 29,382.76-40,547.07-15,953.70

Finding the Fourth Proportional to 29,382.76, 40,547.07 and 15,953.70

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Solution

The fourth proportional to 29,382.76, 40,547.07 and 15,953.70 is: 22,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,382.76 : 40,547.07 = 15,953.70 : x
  2. Step 2: Convert to fraction form
    29,382.76/40,547.07 = 15,953.70/x
  3. Step 3: Cross multiply
    29,382.76x = 40,547.07 × 15,953.70
  4. Step 4: Simplify right side
    29,382.76x = 646,875,897.84
  5. Step 5: Solve for x
    x = 646,875,897.84/29,382.76
  6. Step 6: Final answer
    x = 22,015.49

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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.