Home / 47,075.64-64,994.81-29,189.63

Finding the Fourth Proportional to 47,075.64, 64,994.81 and 29,189.63

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Solution

The fourth proportional to 47,075.64, 64,994.81 and 29,189.63 is: 40,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,075.64 : 64,994.81 = 29,189.63 : x
  2. Step 2: Convert to fraction form
    47,075.64/64,994.81 = 29,189.63/x
  3. Step 3: Cross multiply
    47,075.64x = 64,994.81 × 29,189.63
  4. Step 4: Simplify right side
    47,075.64x = 1,897,174,455.82
  5. Step 5: Solve for x
    x = 1,897,174,455.82/47,075.64
  6. Step 6: Final answer
    x = 40,300.56

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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.