Home / 28,547.63-42,833.69-11,029.76

Finding the Fourth Proportional to 28,547.63, 42,833.69 and 11,029.76

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Solution

The fourth proportional to 28,547.63, 42,833.69 and 11,029.76 is: 16,549.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,547.63 : 42,833.69 = 11,029.76 : x
  2. Step 2: Convert to fraction form
    28,547.63/42,833.69 = 11,029.76/x
  3. Step 3: Cross multiply
    28,547.63x = 42,833.69 × 11,029.76
  4. Step 4: Simplify right side
    28,547.63x = 472,445,320.61
  5. Step 5: Solve for x
    x = 472,445,320.61/28,547.63
  6. Step 6: Final answer
    x = 16,549.37

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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.