Home / 38,602.23-53,264.16-22,689.87

Finding the Fourth Proportional to 38,602.23, 53,264.16 and 22,689.87

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Solution

The fourth proportional to 38,602.23, 53,264.16 and 22,689.87 is: 31,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602.23 : 53,264.16 = 22,689.87 : x
  2. Step 2: Convert to fraction form
    38,602.23/53,264.16 = 22,689.87/x
  3. Step 3: Cross multiply
    38,602.23x = 53,264.16 × 22,689.87
  4. Step 4: Simplify right side
    38,602.23x = 1,208,556,866.06
  5. Step 5: Solve for x
    x = 1,208,556,866.06/38,602.23
  6. Step 6: Final answer
    x = 31,307.95

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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.