Home / 37,925.19-52,335.80-20,929.21

Finding the Fourth Proportional to 37,925.19, 52,335.80 and 20,929.21

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Solution

The fourth proportional to 37,925.19, 52,335.80 and 20,929.21 is: 28,881.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,925.19 : 52,335.80 = 20,929.21 : x
  2. Step 2: Convert to fraction form
    37,925.19/52,335.80 = 20,929.21/x
  3. Step 3: Cross multiply
    37,925.19x = 52,335.80 × 20,929.21
  4. Step 4: Simplify right side
    37,925.19x = 1,095,346,713.23
  5. Step 5: Solve for x
    x = 1,095,346,713.23/37,925.19
  6. Step 6: Final answer
    x = 28,881.77

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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.