Home / 35,533.60-53,263.68-13,331.32

Finding the Fourth Proportional to 35,533.60, 53,263.68 and 13,331.32

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Solution

The fourth proportional to 35,533.60, 53,263.68 and 13,331.32 is: 19,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.60 : 53,263.68 = 13,331.32 : x
  2. Step 2: Convert to fraction form
    35,533.60/53,263.68 = 13,331.32/x
  3. Step 3: Cross multiply
    35,533.60x = 53,263.68 × 13,331.32
  4. Step 4: Simplify right side
    35,533.60x = 710,075,162.46
  5. Step 5: Solve for x
    x = 710,075,162.46/35,533.60
  6. Step 6: Final answer
    x = 19,983.20

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1.5x scale

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.