Home / 38,030.06-52,483.20-21,263.06

Finding the Fourth Proportional to 38,030.06, 52,483.20 and 21,263.06

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Solution

The fourth proportional to 38,030.06, 52,483.20 and 21,263.06 is: 29,343.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,030.06 : 52,483.20 = 21,263.06 : x
  2. Step 2: Convert to fraction form
    38,030.06/52,483.20 = 21,263.06/x
  3. Step 3: Cross multiply
    38,030.06x = 52,483.20 × 21,263.06
  4. Step 4: Simplify right side
    38,030.06x = 1,115,953,430.59
  5. Step 5: Solve for x
    x = 1,115,953,430.59/38,030.06
  6. Step 6: Final answer
    x = 29,343.98

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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.