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Finding the Fourth Proportional to 34,810.53, 48,038.54 and 18,894.98

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Solution

The fourth proportional to 34,810.53, 48,038.54 and 18,894.98 is: 26,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,810.53 : 48,038.54 = 18,894.98 : x
  2. Step 2: Convert to fraction form
    34,810.53/48,038.54 = 18,894.98/x
  3. Step 3: Cross multiply
    34,810.53x = 48,038.54 × 18,894.98
  4. Step 4: Simplify right side
    34,810.53x = 907,686,917.86
  5. Step 5: Solve for x
    x = 907,686,917.86/34,810.53
  6. Step 6: Final answer
    x = 26,075.07

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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.