Home / 42,341.23-63,511.95-14,280.99

Finding the Fourth Proportional to 42,341.23, 63,511.95 and 14,280.99

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Solution

The fourth proportional to 42,341.23, 63,511.95 and 14,280.99 is: 21,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,341.23 : 63,511.95 = 14,280.99 : x
  2. Step 2: Convert to fraction form
    42,341.23/63,511.95 = 14,280.99/x
  3. Step 3: Cross multiply
    42,341.23x = 63,511.95 × 14,280.99
  4. Step 4: Simplify right side
    42,341.23x = 907,013,522.83
  5. Step 5: Solve for x
    x = 907,013,522.83/42,341.23
  6. Step 6: Final answer
    x = 21,421.52

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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.