Home / 42,303.04-63,454.70-10,713.08

Finding the Fourth Proportional to 42,303.04, 63,454.70 and 10,713.08

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Solution

The fourth proportional to 42,303.04, 63,454.70 and 10,713.08 is: 16,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,303.04 : 63,454.70 = 10,713.08 : x
  2. Step 2: Convert to fraction form
    42,303.04/63,454.70 = 10,713.08/x
  3. Step 3: Cross multiply
    42,303.04x = 63,454.70 × 10,713.08
  4. Step 4: Simplify right side
    42,303.04x = 679,795,223.91
  5. Step 5: Solve for x
    x = 679,795,223.91/42,303.04
  6. Step 6: Final answer
    x = 16,069.66

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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.