Home / 35,880.19-53,785.13-13,374.40

Finding the Fourth Proportional to 35,880.19, 53,785.13 and 13,374.40

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Solution

The fourth proportional to 35,880.19, 53,785.13 and 13,374.40 is: 20,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.19 : 53,785.13 = 13,374.40 : x
  2. Step 2: Convert to fraction form
    35,880.19/53,785.13 = 13,374.40/x
  3. Step 3: Cross multiply
    35,880.19x = 53,785.13 × 13,374.40
  4. Step 4: Simplify right side
    35,880.19x = 719,343,842.67
  5. Step 5: Solve for x
    x = 719,343,842.67/35,880.19
  6. Step 6: Final answer
    x = 20,048.50

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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.