Home / 38,030.76-52,482.60-21,263.76

Finding the Fourth Proportional to 38,030.76, 52,482.60 and 21,263.76

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Solution

The fourth proportional to 38,030.76, 52,482.60 and 21,263.76 is: 29,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,030.76 : 52,482.60 = 21,263.76 : x
  2. Step 2: Convert to fraction form
    38,030.76/52,482.60 = 21,263.76/x
  3. Step 3: Cross multiply
    38,030.76x = 52,482.60 × 21,263.76
  4. Step 4: Simplify right side
    38,030.76x = 1,115,977,410.58
  5. Step 5: Solve for x
    x = 1,115,977,410.58/38,030.76
  6. Step 6: Final answer
    x = 29,344.07

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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.