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Finding the Fourth Proportional to 34,970.70, 48,259.54 and 19,055.14

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Solution

The fourth proportional to 34,970.70, 48,259.54 and 19,055.14 is: 26,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,970.70 : 48,259.54 = 19,055.14 : x
  2. Step 2: Convert to fraction form
    34,970.70/48,259.54 = 19,055.14/x
  3. Step 3: Cross multiply
    34,970.70x = 48,259.54 × 19,055.14
  4. Step 4: Simplify right side
    34,970.70x = 919,592,291.04
  5. Step 5: Solve for x
    x = 919,592,291.04/34,970.70
  6. Step 6: Final answer
    x = 26,296.08

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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.