Home / 42,005.80-63,008.70-23,535.40

Finding the Fourth Proportional to 42,005.80, 63,008.70 and 23,535.40

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Solution

The fourth proportional to 42,005.80, 63,008.70 and 23,535.40 is: 35,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,005.80 : 63,008.70 = 23,535.40 : x
  2. Step 2: Convert to fraction form
    42,005.80/63,008.70 = 23,535.40/x
  3. Step 3: Cross multiply
    42,005.80x = 63,008.70 × 23,535.40
  4. Step 4: Simplify right side
    42,005.80x = 1,482,934,957.98
  5. Step 5: Solve for x
    x = 1,482,934,957.98/42,005.80
  6. Step 6: Final answer
    x = 35,303.10

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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.