Home / 34,088.58-47,038.88-19,938.66

Finding the Fourth Proportional to 34,088.58, 47,038.88 and 19,938.66

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Solution

The fourth proportional to 34,088.58, 47,038.88 and 19,938.66 is: 27,513.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,088.58 : 47,038.88 = 19,938.66 : x
  2. Step 2: Convert to fraction form
    34,088.58/47,038.88 = 19,938.66/x
  3. Step 3: Cross multiply
    34,088.58x = 47,038.88 × 19,938.66
  4. Step 4: Simplify right side
    34,088.58x = 937,892,235.10
  5. Step 5: Solve for x
    x = 937,892,235.10/34,088.58
  6. Step 6: Final answer
    x = 27,513.39

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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.